66781130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 136055808

約数和(自身を除く): 69274678

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 73, 130, 146, 155, 227, 310, 365, 403, 454, 730, 806, 949, 1135, 1898, 2015, 2263, 2270, 2951, 4030, 4526, 4745, 5902, 7037, 9490, 11315, 14074, 14755, 16571, 22630, 29419, 29510, 33142, 35185, 58838, 70370, 82855, 91481, 147095, 165710, 182962, 215423, 294190, 430846, 457405, 513701, 914810, 1027402, 1077115, 2154230, 2568505, 5137010, 6678113, 13356226, 33390565, 66781130]

約数ペア:

[(1, 66781130), (2, 33390565), (5, 13356226), (10, 6678113), (13, 5137010), (26, 2568505), (31, 2154230), (62, 1077115), (65, 1027402), (73, 914810), (130, 513701), (146, 457405), (155, 430846), (227, 294190), (310, 215423), (365, 182962), (403, 165710), (454, 147095), (730, 91481), (806, 82855), (949, 70370), (1135, 58838), (1898, 35185), (2015, 33142), (2263, 29510), (2270, 29419), (2951, 22630), (4030, 16571), (4526, 14755), (4745, 14074), (5902, 11315), (7037, 9490)]