20126455500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{1033}}^1$

素因数の和:1505

約数の個数: 192

約数和(自身を含む): 60701921280

約数和(自身を除く): 40575465780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 125, 150, 155, 186, 250, 300, 310, 372, 375, 419, 465, 500, 620, 750, 775, 838, 930, 1033, 1257, 1500, 1550, 1676, 1860, 2066, 2095, 2325, 2514, 3099, 3100, 3875, 4132, 4190, 4650, 5028, 5165, 6198, 6285, 7750, 8380, 9300, 10330, 10475, 11625, 12396, 12570, 12989, 15495, 15500, 20660, 20950, 23250, 25140, 25825, 25978, 30990, 31425, 32023, 38967, 41900, 46500, 51650, 51956, 52375, 61980, 62850, 64046, 64945, 77475, 77934, 96069, 103300, 104750, 125700, 128092, 129125, 129890, 154950, 155868, 157125, 160115, 192138, 194835, 209500, 258250, 259780, 309900, 314250, 320230, 324725, 384276, 387375, 389670, 432827, 480345, 516500, 628500, 640460, 649450, 774750, 779340, 800575, 865654, 960690, 974175, 1298481, 1298900, 1549500, 1601150, 1623625, 1731308, 1921380, 1948350, 2164135, 2401725, 2596962, 3202300, 3247250, 3896700, 4002875, 4328270, 4803450, 4870875, 5193924, 6492405, 6494500, 8005750, 8656540, 9606900, 9741750, 10820675, 12008625, 12984810, 13417637, 16011500, 19483500, 21641350, 24017250, 25969620, 26835274, 32462025, 40252911, 43282700, 48034500, 53670548, 54103375, 64924050, 67088185, 80505822, 108206750, 129848100, 134176370, 161011644, 162310125, 201264555, 216413500, 268352740, 324620250, 335440925, 402529110, 649240500, 670881850, 805058220, 1006322775, 1341763700, 1677204625, 2012645550, 3354409250, 4025291100, 5031613875, 6708818500, 10063227750, 20126455500]

約数ペア:

[(1, 20126455500), (2, 10063227750), (3, 6708818500), (4, 5031613875), (5, 4025291100), (6, 3354409250), (10, 2012645550), (12, 1677204625), (15, 1341763700), (20, 1006322775), (25, 805058220), (30, 670881850), (31, 649240500), (50, 402529110), (60, 335440925), (62, 324620250), (75, 268352740), (93, 216413500), (100, 201264555), (124, 162310125), (125, 161011644), (150, 134176370), (155, 129848100), (186, 108206750), (250, 80505822), (300, 67088185), (310, 64924050), (372, 54103375), (375, 53670548), (419, 48034500), (465, 43282700), (500, 40252911), (620, 32462025), (750, 26835274), (775, 25969620), (838, 24017250), (930, 21641350), (1033, 19483500), (1257, 16011500), (1500, 13417637), (1550, 12984810), (1676, 12008625), (1860, 10820675), (2066, 9741750), (2095, 9606900), (2325, 8656540), (2514, 8005750), (3099, 6494500), (3100, 6492405), (3875, 5193924), (4132, 4870875), (4190, 4803450), (4650, 4328270), (5028, 4002875), (5165, 3896700), (6198, 3247250), (6285, 3202300), (7750, 2596962), (8380, 2401725), (9300, 2164135), (10330, 1948350), (10475, 1921380), (11625, 1731308), (12396, 1623625), (12570, 1601150), (12989, 1549500), (15495, 1298900), (15500, 1298481), (20660, 974175), (20950, 960690), (23250, 865654), (25140, 800575), (25825, 779340), (25978, 774750), (30990, 649450), (31425, 640460), (32023, 628500), (38967, 516500), (41900, 480345), (46500, 432827), (51650, 389670), (51956, 387375), (52375, 384276), (61980, 324725), (62850, 320230), (64046, 314250), (64945, 309900), (77475, 259780), (77934, 258250), (96069, 209500), (103300, 194835), (104750, 192138), (125700, 160115), (128092, 157125), (129125, 155868), (129890, 154950)]