70808530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 143700480

約数和(自身を除く): 72891950

約数列:

[1, 2, 5, 10, 13, 26, 43, 53, 65, 86, 106, 130, 215, 239, 265, 430, 478, 530, 559, 689, 1118, 1195, 1378, 2279, 2390, 2795, 3107, 3445, 4558, 5590, 6214, 6890, 10277, 11395, 12667, 15535, 20554, 22790, 25334, 29627, 31070, 51385, 59254, 63335, 102770, 126670, 133601, 148135, 164671, 267202, 296270, 329342, 544681, 668005, 823355, 1089362, 1336010, 1646710, 2723405, 5446810, 7080853, 14161706, 35404265, 70808530]

約数ペア:

[(1, 70808530), (2, 35404265), (5, 14161706), (10, 7080853), (13, 5446810), (26, 2723405), (43, 1646710), (53, 1336010), (65, 1089362), (86, 823355), (106, 668005), (130, 544681), (215, 329342), (239, 296270), (265, 267202), (430, 164671), (478, 148135), (530, 133601), (559, 126670), (689, 102770), (1118, 63335), (1195, 59254), (1378, 51385), (2279, 31070), (2390, 29627), (2795, 25334), (3107, 22790), (3445, 20554), (4558, 15535), (5590, 12667), (6214, 11395), (6890, 10277)]