89322790

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{359}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 163296000

約数和(自身を除く): 73973210

約数列:

[1, 2, 5, 10, 139, 179, 278, 358, 359, 695, 718, 895, 1390, 1790, 1795, 3590, 24881, 49762, 49901, 64261, 99802, 124405, 128522, 248810, 249505, 321305, 499010, 642610, 8932279, 17864558, 44661395, 89322790]

約数ペア:

[(1, 89322790), (2, 44661395), (5, 17864558), (10, 8932279), (139, 642610), (179, 499010), (278, 321305), (358, 249505), (359, 248810), (695, 128522), (718, 124405), (895, 99802), (1390, 64261), (1790, 49901), (1795, 49762), (3590, 24881)]