21543188950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{769}}^1\times {\mathrm{797}}^1$

素因数の和:1634

約数の個数: 96

約数和(自身を含む): 43430032800

約数和(自身を除く): 21886843850

約数列:

[1, 2, 5, 10, 19, 25, 37, 38, 50, 74, 95, 185, 190, 370, 475, 703, 769, 797, 925, 950, 1406, 1538, 1594, 1850, 3515, 3845, 3985, 7030, 7690, 7970, 14611, 15143, 17575, 19225, 19925, 28453, 29222, 29489, 30286, 35150, 38450, 39850, 56906, 58978, 73055, 75715, 142265, 146110, 147445, 151430, 284530, 294890, 365275, 378575, 540607, 560291, 612893, 711325, 730550, 737225, 757150, 1081214, 1120582, 1225786, 1422650, 1474450, 2703035, 2801455, 3064465, 5406070, 5602910, 6128930, 11644967, 13515175, 14007275, 15322325, 22677041, 23289934, 27030350, 28014550, 30644650, 45354082, 58224835, 113385205, 116449670, 226770410, 291124175, 430863779, 566926025, 582248350, 861727558, 1133852050, 2154318895, 4308637790, 10771594475, 21543188950]

約数ペア:

[(1, 21543188950), (2, 10771594475), (5, 4308637790), (10, 2154318895), (19, 1133852050), (25, 861727558), (37, 582248350), (38, 566926025), (50, 430863779), (74, 291124175), (95, 226770410), (185, 116449670), (190, 113385205), (370, 58224835), (475, 45354082), (703, 30644650), (769, 28014550), (797, 27030350), (925, 23289934), (950, 22677041), (1406, 15322325), (1538, 14007275), (1594, 13515175), (1850, 11644967), (3515, 6128930), (3845, 5602910), (3985, 5406070), (7030, 3064465), (7690, 2801455), (7970, 2703035), (14611, 1474450), (15143, 1422650), (17575, 1225786), (19225, 1120582), (19925, 1081214), (28453, 757150), (29222, 737225), (29489, 730550), (30286, 711325), (35150, 612893), (38450, 560291), (39850, 540607), (56906, 378575), (58978, 365275), (73055, 294890), (75715, 284530), (142265, 151430), (146110, 147445)]