68857510

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1471}}^1$

素因数の和:1660

約数の個数: 32

約数和(自身を含む): 128876544

約数和(自身を除く): 60019034

約数列:

[1, 2, 5, 10, 31, 62, 151, 155, 302, 310, 755, 1471, 1510, 2942, 4681, 7355, 9362, 14710, 23405, 45601, 46810, 91202, 222121, 228005, 444242, 456010, 1110605, 2221210, 6885751, 13771502, 34428755, 68857510]

約数ペア:

[(1, 68857510), (2, 34428755), (5, 13771502), (10, 6885751), (31, 2221210), (62, 1110605), (151, 456010), (155, 444242), (302, 228005), (310, 222121), (755, 91202), (1471, 46810), (1510, 45601), (2942, 23405), (4681, 14710), (7355, 9362)]