31253920

素因数分解:

$2^5\times 5^1\times {\mathrm{229}}^1\times {\mathrm{853}}^1$

素因数の和:1097

約数の個数: 48

約数和(自身を含む): 74246760

約数和(自身を除く): 42992840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 229, 458, 853, 916, 1145, 1706, 1832, 2290, 3412, 3664, 4265, 4580, 6824, 7328, 8530, 9160, 13648, 17060, 18320, 27296, 34120, 36640, 68240, 136480, 195337, 390674, 781348, 976685, 1562696, 1953370, 3125392, 3906740, 6250784, 7813480, 15626960, 31253920]

約数ペア:

[(1, 31253920), (2, 15626960), (4, 7813480), (5, 6250784), (8, 3906740), (10, 3125392), (16, 1953370), (20, 1562696), (32, 976685), (40, 781348), (80, 390674), (160, 195337), (229, 136480), (458, 68240), (853, 36640), (916, 34120), (1145, 27296), (1706, 18320), (1832, 17060), (2290, 13648), (3412, 9160), (3664, 8530), (4265, 7328), (4580, 6824)]