4713654625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{28289}}^1$

素因数の和:28378

約数の個数: 32

約数和(自身を含む): 6213841920

約数和(自身を除く): 1500187295

約数列:

[1, 5, 25, 31, 43, 125, 155, 215, 775, 1075, 1333, 3875, 5375, 6665, 28289, 33325, 141445, 166625, 707225, 876959, 1216427, 3536125, 4384795, 6082135, 21923975, 30410675, 37709237, 109619875, 152053375, 188546185, 942730925, 4713654625]

約数ペア:

[(1, 4713654625), (5, 942730925), (25, 188546185), (31, 152053375), (43, 109619875), (125, 37709237), (155, 30410675), (215, 21923975), (775, 6082135), (1075, 4384795), (1333, 3536125), (3875, 1216427), (5375, 876959), (6665, 707225), (28289, 166625), (33325, 141445)]