2481875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:69

約数の個数: 30

約数和(自身を含む): 3570732

約数和(自身を除く): 1088857

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 361, 475, 625, 1045, 1375, 1805, 2375, 3971, 5225, 6875, 9025, 11875, 19855, 26125, 45125, 99275, 130625, 225625, 496375, 2481875]

約数ペア:

[(1, 2481875), (5, 496375), (11, 225625), (19, 130625), (25, 99275), (55, 45125), (95, 26125), (125, 19855), (209, 11875), (275, 9025), (361, 6875), (475, 5225), (625, 3971), (1045, 2375), (1375, 1805)]