70915240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3931}}^1$

素因数の和:3994

約数の個数: 64

約数和(自身を含む): 178355520

約数和(自身を除く): 107440280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 3931, 4510, 7862, 9020, 15724, 18040, 19655, 31448, 39310, 43241, 78620, 86482, 157240, 161171, 172964, 216205, 322342, 345928, 432410, 644684, 805855, 864820, 1289368, 1611710, 1729640, 1772881, 3223420, 3545762, 6446840, 7091524, 8864405, 14183048, 17728810, 35457620, 70915240]

約数ペア:

[(1, 70915240), (2, 35457620), (4, 17728810), (5, 14183048), (8, 8864405), (10, 7091524), (11, 6446840), (20, 3545762), (22, 3223420), (40, 1772881), (41, 1729640), (44, 1611710), (55, 1289368), (82, 864820), (88, 805855), (110, 644684), (164, 432410), (205, 345928), (220, 322342), (328, 216205), (410, 172964), (440, 161171), (451, 157240), (820, 86482), (902, 78620), (1640, 43241), (1804, 39310), (2255, 31448), (3608, 19655), (3931, 18040), (4510, 15724), (7862, 9020)]