127653875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{911}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 170726400

約数和(自身を除く): 43072525

約数列:

[1, 5, 19, 25, 59, 95, 125, 295, 475, 911, 1121, 1475, 2375, 4555, 5605, 7375, 17309, 22775, 28025, 53749, 86545, 113875, 140125, 268745, 432725, 1021231, 1343725, 2163625, 5106155, 6718625, 25530775, 127653875]

約数ペア:

[(1, 127653875), (5, 25530775), (19, 6718625), (25, 5106155), (59, 2163625), (95, 1343725), (125, 1021231), (295, 432725), (475, 268745), (911, 140125), (1121, 113875), (1475, 86545), (2375, 53749), (4555, 28025), (5605, 22775), (7375, 17309)]