258350840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{14321}}^1$

素因数の和:14384

約数の個数: 64

約数和(自身を含む): 649645920

約数和(自身を除く): 391295080

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, 4510, 9020, 14321, 18040, 28642, 57284, 71605, 114568, 143210, 157531, 286420, 315062, 572840, 587161, 630124, 787655, 1174322, 1260248, 1575310, 2348644, 2935805, 3150620, 4697288, 5871610, 6301240, 6458771, 11743220, 12917542, 23486440, 25835084, 32293855, 51670168, 64587710, 129175420, 258350840]

約数ペア:

[(1, 258350840), (2, 129175420), (4, 64587710), (5, 51670168), (8, 32293855), (10, 25835084), (11, 23486440), (20, 12917542), (22, 11743220), (40, 6458771), (41, 6301240), (44, 5871610), (55, 4697288), (82, 3150620), (88, 2935805), (110, 2348644), (164, 1575310), (205, 1260248), (220, 1174322), (328, 787655), (410, 630124), (440, 587161), (451, 572840), (820, 315062), (902, 286420), (1640, 157531), (1804, 143210), (2255, 114568), (3608, 71605), (4510, 57284), (9020, 28642), (14321, 18040)]