977622040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{3121}}^1$

素因数の和:3364

約数の個数: 64

約数和(自身を含む): 2265822720

約数和(自身を除く): 1288200680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 191, 205, 328, 382, 410, 764, 820, 955, 1528, 1640, 1910, 3121, 3820, 6242, 7640, 7831, 12484, 15605, 15662, 24968, 31210, 31324, 39155, 62420, 62648, 78310, 124840, 127961, 156620, 255922, 313240, 511844, 596111, 639805, 1023688, 1192222, 1279610, 2384444, 2559220, 2980555, 4768888, 5118440, 5961110, 11922220, 23844440, 24440551, 48881102, 97762204, 122202755, 195524408, 244405510, 488811020, 977622040]

約数ペア:

[(1, 977622040), (2, 488811020), (4, 244405510), (5, 195524408), (8, 122202755), (10, 97762204), (20, 48881102), (40, 24440551), (41, 23844440), (82, 11922220), (164, 5961110), (191, 5118440), (205, 4768888), (328, 2980555), (382, 2559220), (410, 2384444), (764, 1279610), (820, 1192222), (955, 1023688), (1528, 639805), (1640, 596111), (1910, 511844), (3121, 313240), (3820, 255922), (6242, 156620), (7640, 127961), (7831, 124840), (12484, 78310), (15605, 62648), (15662, 62420), (24968, 39155), (31210, 31324)]