2690875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:148

約数の個数: 32

約数和(自身を含む): 3893760

約数和(自身を除く): 1202885

約数列:

[1, 5, 11, 19, 25, 55, 95, 103, 125, 209, 275, 475, 515, 1045, 1133, 1375, 1957, 2375, 2575, 5225, 5665, 9785, 12875, 21527, 26125, 28325, 48925, 107635, 141625, 244625, 538175, 2690875]

約数ペア:

[(1, 2690875), (5, 538175), (11, 244625), (19, 141625), (25, 107635), (55, 48925), (95, 28325), (103, 26125), (125, 21527), (209, 12875), (275, 9785), (475, 5665), (515, 5225), (1045, 2575), (1133, 2375), (1375, 1957)]