27212575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 39053056

約数和(自身を除く): 11840481

約数列:

[1, 5, 13, 25, 31, 37, 65, 73, 155, 185, 325, 365, 403, 481, 775, 925, 949, 1147, 1825, 2015, 2263, 2405, 2701, 4745, 5735, 10075, 11315, 12025, 13505, 14911, 23725, 28675, 29419, 35113, 56575, 67525, 74555, 83731, 147095, 175565, 372775, 418655, 735475, 877825, 1088503, 2093275, 5442515, 27212575]

約数ペア:

[(1, 27212575), (5, 5442515), (13, 2093275), (25, 1088503), (31, 877825), (37, 735475), (65, 418655), (73, 372775), (155, 175565), (185, 147095), (325, 83731), (365, 74555), (403, 67525), (481, 56575), (775, 35113), (925, 29419), (949, 28675), (1147, 23725), (1825, 14911), (2015, 13505), (2263, 12025), (2405, 11315), (2701, 10075), (4745, 5735)]