31163275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 47496960

約数和(自身を除く): 16333685

約数列:

[1, 5, 11, 13, 23, 25, 55, 65, 115, 143, 253, 275, 299, 325, 379, 575, 715, 1265, 1495, 1895, 3289, 3575, 4169, 4927, 6325, 7475, 8717, 9475, 16445, 20845, 24635, 43585, 54197, 82225, 95887, 104225, 113321, 123175, 217925, 270985, 479435, 566605, 1246531, 1354925, 2397175, 2833025, 6232655, 31163275]

約数ペア:

[(1, 31163275), (5, 6232655), (11, 2833025), (13, 2397175), (23, 1354925), (25, 1246531), (55, 566605), (65, 479435), (115, 270985), (143, 217925), (253, 123175), (275, 113321), (299, 104225), (325, 95887), (379, 82225), (575, 54197), (715, 43585), (1265, 24635), (1495, 20845), (1895, 16445), (3289, 9475), (3575, 8717), (4169, 7475), (4927, 6325)]