55956875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:201

約数の個数: 40

約数和(自身を含む): 77150304

約数和(自身を除く): 21193429

約数列:

[1, 5, 13, 25, 65, 71, 97, 125, 325, 355, 485, 625, 923, 1261, 1625, 1775, 2425, 4615, 6305, 6887, 8125, 8875, 12125, 23075, 31525, 34435, 44375, 60625, 89531, 115375, 157625, 172175, 447655, 576875, 788125, 860875, 2238275, 4304375, 11191375, 55956875]

約数ペア:

[(1, 55956875), (5, 11191375), (13, 4304375), (25, 2238275), (65, 860875), (71, 788125), (97, 576875), (125, 447655), (325, 172175), (355, 157625), (485, 115375), (625, 89531), (923, 60625), (1261, 44375), (1625, 34435), (1775, 31525), (2425, 23075), (4615, 12125), (6305, 8875), (6887, 8125)]