31528625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 42895008

約数和(自身を除く): 11366383

約数列:

[1, 5, 17, 25, 37, 85, 125, 185, 401, 425, 629, 925, 2005, 2125, 3145, 4625, 6817, 10025, 14837, 15725, 34085, 50125, 74185, 78625, 170425, 252229, 370925, 852125, 1261145, 1854625, 6305725, 31528625]

約数ペア:

[(1, 31528625), (5, 6305725), (17, 1854625), (25, 1261145), (37, 852125), (85, 370925), (125, 252229), (185, 170425), (401, 78625), (425, 74185), (629, 50125), (925, 34085), (2005, 15725), (2125, 14837), (3145, 10025), (4625, 6817)]