28214875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:304

約数の個数: 32

約数和(自身を含む): 38525760

約数和(自身を除く): 10310885

約数列:

[1, 5, 13, 25, 65, 97, 125, 179, 325, 485, 895, 1261, 1625, 2327, 2425, 4475, 6305, 11635, 12125, 17363, 22375, 31525, 58175, 86815, 157625, 225719, 290875, 434075, 1128595, 2170375, 5642975, 28214875]

約数ペア:

[(1, 28214875), (5, 5642975), (13, 2170375), (25, 1128595), (65, 434075), (97, 290875), (125, 225719), (179, 157625), (325, 86815), (485, 58175), (895, 31525), (1261, 22375), (1625, 17363), (2327, 12125), (2425, 11635), (4475, 6305)]