139079778875

素因数分解:

$5^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{256901}}^1$

素因数の和:257048

約数の個数: 32

約数和(自身を含む): 178902442368

約数和(自身を除く): 39822663493

約数列:

[1, 5, 25, 61, 71, 125, 305, 355, 1525, 1775, 4331, 7625, 8875, 21655, 108275, 256901, 541375, 1284505, 6422525, 15670961, 18239971, 32112625, 78354805, 91199855, 391774025, 455999275, 1112638231, 1958870125, 2279996375, 5563191155, 27815955775, 139079778875]

約数ペア:

[(1, 139079778875), (5, 27815955775), (25, 5563191155), (61, 2279996375), (71, 1958870125), (125, 1112638231), (305, 455999275), (355, 391774025), (1525, 91199855), (1775, 78354805), (4331, 32112625), (7625, 18239971), (8875, 15670961), (21655, 6422525), (108275, 1284505), (256901, 541375)]