65619920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1877}}^1$

素因数の和:1932

約数の個数: 80

約数和(自身を含む): 167667840

約数和(自身を除く): 102047920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 1877, 2185, 3496, 3754, 4370, 6992, 7508, 8740, 9385, 15016, 17480, 18770, 30032, 34960, 35663, 37540, 43171, 71326, 75080, 86342, 142652, 150160, 172684, 178315, 215855, 285304, 345368, 356630, 431710, 570608, 690736, 713260, 820249, 863420, 1426520, 1640498, 1726840, 2853040, 3280996, 3453680, 4101245, 6561992, 8202490, 13123984, 16404980, 32809960, 65619920]

約数ペア:

[(1, 65619920), (2, 32809960), (4, 16404980), (5, 13123984), (8, 8202490), (10, 6561992), (16, 4101245), (19, 3453680), (20, 3280996), (23, 2853040), (38, 1726840), (40, 1640498), (46, 1426520), (76, 863420), (80, 820249), (92, 713260), (95, 690736), (115, 570608), (152, 431710), (184, 356630), (190, 345368), (230, 285304), (304, 215855), (368, 178315), (380, 172684), (437, 150160), (460, 142652), (760, 86342), (874, 75080), (920, 71326), (1520, 43171), (1748, 37540), (1840, 35663), (1877, 34960), (2185, 30032), (3496, 18770), (3754, 17480), (4370, 15016), (6992, 9385), (7508, 8740)]