63408020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7867}}^1$

素因数の和:7920

約数の個数: 48

約数和(自身を含む): 148044288

約数和(自身を除く): 84636268

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 7867, 8060, 15734, 31468, 39335, 78670, 102271, 157340, 204542, 243877, 409084, 487754, 511355, 975508, 1022710, 1219385, 2045420, 2438770, 3170401, 4877540, 6340802, 12681604, 15852005, 31704010, 63408020]

約数ペア:

[(1, 63408020), (2, 31704010), (4, 15852005), (5, 12681604), (10, 6340802), (13, 4877540), (20, 3170401), (26, 2438770), (31, 2045420), (52, 1219385), (62, 1022710), (65, 975508), (124, 511355), (130, 487754), (155, 409084), (260, 243877), (310, 204542), (403, 157340), (620, 102271), (806, 78670), (1612, 39335), (2015, 31468), (4030, 15734), (7867, 8060)]