28895425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1327}}^1$

素因数の和:1417

約数の個数: 24

約数和(自身を含む): 39191936

約数和(自身を除く): 10296511

約数列:

[1, 5, 13, 25, 65, 67, 325, 335, 871, 1327, 1675, 4355, 6635, 17251, 21775, 33175, 86255, 88909, 431275, 444545, 1155817, 2222725, 5779085, 28895425]

約数ペア:

[(1, 28895425), (5, 5779085), (13, 2222725), (25, 1155817), (65, 444545), (67, 431275), (325, 88909), (335, 86255), (871, 33175), (1327, 21775), (1675, 17251), (4355, 6635)]