80491500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:633

約数の個数: 144

約数和(自身を含む): 262569216

約数和(自身を除く): 182077716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 125, 150, 155, 180, 186, 225, 250, 279, 300, 310, 372, 375, 450, 465, 500, 558, 577, 620, 750, 775, 900, 930, 1116, 1125, 1154, 1395, 1500, 1550, 1731, 1860, 2250, 2308, 2325, 2790, 2885, 3100, 3462, 3875, 4500, 4650, 5193, 5580, 5770, 6924, 6975, 7750, 8655, 9300, 10386, 11540, 11625, 13950, 14425, 15500, 17310, 17887, 20772, 23250, 25965, 27900, 28850, 34620, 34875, 35774, 43275, 46500, 51930, 53661, 57700, 69750, 71548, 72125, 86550, 89435, 103860, 107322, 129825, 139500, 144250, 160983, 173100, 178870, 214644, 216375, 259650, 268305, 288500, 321966, 357740, 432750, 447175, 519300, 536610, 643932, 649125, 804915, 865500, 894350, 1073220, 1298250, 1341525, 1609830, 1788700, 2235875, 2596500, 2683050, 3219660, 4024575, 4471750, 5366100, 6707625, 8049150, 8943500, 13415250, 16098300, 20122875, 26830500, 40245750, 80491500]

約数ペア:

[(1, 80491500), (2, 40245750), (3, 26830500), (4, 20122875), (5, 16098300), (6, 13415250), (9, 8943500), (10, 8049150), (12, 6707625), (15, 5366100), (18, 4471750), (20, 4024575), (25, 3219660), (30, 2683050), (31, 2596500), (36, 2235875), (45, 1788700), (50, 1609830), (60, 1341525), (62, 1298250), (75, 1073220), (90, 894350), (93, 865500), (100, 804915), (124, 649125), (125, 643932), (150, 536610), (155, 519300), (180, 447175), (186, 432750), (225, 357740), (250, 321966), (279, 288500), (300, 268305), (310, 259650), (372, 216375), (375, 214644), (450, 178870), (465, 173100), (500, 160983), (558, 144250), (577, 139500), (620, 129825), (750, 107322), (775, 103860), (900, 89435), (930, 86550), (1116, 72125), (1125, 71548), (1154, 69750), (1395, 57700), (1500, 53661), (1550, 51930), (1731, 46500), (1860, 43275), (2250, 35774), (2308, 34875), (2325, 34620), (2790, 28850), (2885, 27900), (3100, 25965), (3462, 23250), (3875, 20772), (4500, 17887), (4650, 17310), (5193, 15500), (5580, 14425), (5770, 13950), (6924, 11625), (6975, 11540), (7750, 10386), (8655, 9300)]