91289120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43889}}^1$

素因数の和:43917

約数の個数: 48

約数和(自身を含む): 232265880

約数和(自身を除く): 140976760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 43889, 87778, 175556, 219445, 351112, 438890, 570557, 702224, 877780, 1141114, 1404448, 1755560, 2282228, 2852785, 3511120, 4564456, 5705570, 7022240, 9128912, 11411140, 18257824, 22822280, 45644560, 91289120]

約数ペア:

[(1, 91289120), (2, 45644560), (4, 22822280), (5, 18257824), (8, 11411140), (10, 9128912), (13, 7022240), (16, 5705570), (20, 4564456), (26, 3511120), (32, 2852785), (40, 2282228), (52, 1755560), (65, 1404448), (80, 1141114), (104, 877780), (130, 702224), (160, 570557), (208, 438890), (260, 351112), (416, 219445), (520, 175556), (1040, 87778), (2080, 43889)]