89091860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31151}}^1$

素因数の和:31184

約数の個数: 48

約数和(自身を含む): 219808512

約数和(自身を除く): 130716652

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 31151, 62302, 124604, 155755, 311510, 342661, 404963, 623020, 685322, 809926, 1370644, 1619852, 1713305, 2024815, 3426610, 4049630, 4454593, 6853220, 8099260, 8909186, 17818372, 22272965, 44545930, 89091860]

約数ペア:

[(1, 89091860), (2, 44545930), (4, 22272965), (5, 17818372), (10, 8909186), (11, 8099260), (13, 6853220), (20, 4454593), (22, 4049630), (26, 3426610), (44, 2024815), (52, 1713305), (55, 1619852), (65, 1370644), (110, 809926), (130, 685322), (143, 623020), (220, 404963), (260, 342661), (286, 311510), (572, 155755), (715, 124604), (1430, 62302), (2860, 31151)]