31756010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 68584320

約数和(自身を除く): 36828310

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 53, 55, 65, 106, 110, 130, 143, 265, 286, 419, 530, 583, 689, 715, 838, 1166, 1378, 1430, 2095, 2915, 3445, 4190, 4609, 5447, 5830, 6890, 7579, 9218, 10894, 15158, 22207, 23045, 27235, 37895, 44414, 46090, 54470, 59917, 75790, 111035, 119834, 222070, 244277, 288691, 299585, 488554, 577382, 599170, 1221385, 1443455, 2442770, 2886910, 3175601, 6351202, 15878005, 31756010]

約数ペア:

[(1, 31756010), (2, 15878005), (5, 6351202), (10, 3175601), (11, 2886910), (13, 2442770), (22, 1443455), (26, 1221385), (53, 599170), (55, 577382), (65, 488554), (106, 299585), (110, 288691), (130, 244277), (143, 222070), (265, 119834), (286, 111035), (419, 75790), (530, 59917), (583, 54470), (689, 46090), (715, 44414), (838, 37895), (1166, 27235), (1378, 23045), (1430, 22207), (2095, 15158), (2915, 10894), (3445, 9218), (4190, 7579), (4609, 6890), (5447, 5830)]