28331375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:264

約数の個数: 32

約数和(自身を含む): 37939200

約数和(自身を除く): 9607825

約数列:

[1, 5, 19, 25, 79, 95, 125, 151, 395, 475, 755, 1501, 1975, 2375, 2869, 3775, 7505, 9875, 11929, 14345, 18875, 37525, 59645, 71725, 187625, 226651, 298225, 358625, 1133255, 1491125, 5666275, 28331375]

約数ペア:

[(1, 28331375), (5, 5666275), (19, 1491125), (25, 1133255), (79, 358625), (95, 298225), (125, 226651), (151, 187625), (395, 71725), (475, 59645), (755, 37525), (1501, 18875), (1975, 14345), (2375, 11929), (2869, 9875), (3775, 7505)]