20105925

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{5471}}^1$

素因数の和:5498

約数の個数: 36

約数和(自身を含む): 38676096

約数和(自身を除く): 18570171

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 5471, 16413, 27355, 38297, 82065, 114891, 136775, 191485, 268079, 410325, 574455, 804237, 957425, 1340395, 2872275, 4021185, 6701975, 20105925]

約数ペア:

[(1, 20105925), (3, 6701975), (5, 4021185), (7, 2872275), (15, 1340395), (21, 957425), (25, 804237), (35, 574455), (49, 410325), (75, 268079), (105, 191485), (147, 136775), (175, 114891), (245, 82065), (525, 38297), (735, 27355), (1225, 16413), (3675, 5471)]