87495760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5233}}^1$

素因数の和:5276

約数の個数: 80

約数和(自身を含む): 233645760

約数和(自身を除く): 146150000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 5233, 8360, 10466, 16720, 20932, 26165, 41864, 52330, 57563, 83728, 99427, 104660, 115126, 198854, 209320, 230252, 287815, 397708, 418640, 460504, 497135, 575630, 795416, 921008, 994270, 1093697, 1151260, 1590832, 1988540, 2187394, 2302520, 3977080, 4374788, 4605040, 5468485, 7954160, 8749576, 10936970, 17499152, 21873940, 43747880, 87495760]

約数ペア:

[(1, 87495760), (2, 43747880), (4, 21873940), (5, 17499152), (8, 10936970), (10, 8749576), (11, 7954160), (16, 5468485), (19, 4605040), (20, 4374788), (22, 3977080), (38, 2302520), (40, 2187394), (44, 1988540), (55, 1590832), (76, 1151260), (80, 1093697), (88, 994270), (95, 921008), (110, 795416), (152, 575630), (176, 497135), (190, 460504), (209, 418640), (220, 397708), (304, 287815), (380, 230252), (418, 209320), (440, 198854), (760, 115126), (836, 104660), (880, 99427), (1045, 83728), (1520, 57563), (1672, 52330), (2090, 41864), (3344, 26165), (4180, 20932), (5233, 16720), (8360, 10466)]