51918680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:681

約数の個数: 96

約数和(自身を含む): 136170720

約数和(自身を除く): 84252040

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 121, 136, 170, 187, 220, 242, 340, 374, 440, 484, 605, 631, 680, 748, 935, 968, 1210, 1262, 1496, 1870, 2057, 2420, 2524, 3155, 3740, 4114, 4840, 5048, 6310, 6941, 7480, 8228, 10285, 10727, 12620, 13882, 16456, 20570, 21454, 25240, 27764, 34705, 41140, 42908, 53635, 55528, 69410, 76351, 82280, 85816, 107270, 117997, 138820, 152702, 214540, 235994, 277640, 305404, 381755, 429080, 471988, 589985, 610808, 763510, 943976, 1179970, 1297967, 1527020, 2359940, 2595934, 3054040, 4719880, 5191868, 6489835, 10383736, 12979670, 25959340, 51918680]

約数ペア:

[(1, 51918680), (2, 25959340), (4, 12979670), (5, 10383736), (8, 6489835), (10, 5191868), (11, 4719880), (17, 3054040), (20, 2595934), (22, 2359940), (34, 1527020), (40, 1297967), (44, 1179970), (55, 943976), (68, 763510), (85, 610808), (88, 589985), (110, 471988), (121, 429080), (136, 381755), (170, 305404), (187, 277640), (220, 235994), (242, 214540), (340, 152702), (374, 138820), (440, 117997), (484, 107270), (605, 85816), (631, 82280), (680, 76351), (748, 69410), (935, 55528), (968, 53635), (1210, 42908), (1262, 41140), (1496, 34705), (1870, 27764), (2057, 25240), (2420, 21454), (2524, 20570), (3155, 16456), (3740, 13882), (4114, 12620), (4840, 10727), (5048, 10285), (6310, 8228), (6941, 7480)]