25251850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{733}}^1$

素因数の和:811

約数の個数: 48

約数和(自身を含む): 51606072

約数和(自身を除く): 26354222

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 733, 1325, 1378, 1466, 2650, 3445, 3665, 6890, 7330, 9529, 17225, 18325, 19058, 34450, 36650, 38849, 47645, 77698, 95290, 194245, 238225, 388490, 476450, 505037, 971225, 1010074, 1942450, 2525185, 5050370, 12625925, 25251850]

約数ペア:

[(1, 25251850), (2, 12625925), (5, 5050370), (10, 2525185), (13, 1942450), (25, 1010074), (26, 971225), (50, 505037), (53, 476450), (65, 388490), (106, 238225), (130, 194245), (265, 95290), (325, 77698), (530, 47645), (650, 38849), (689, 36650), (733, 34450), (1325, 19058), (1378, 18325), (1466, 17225), (2650, 9529), (3445, 7330), (3665, 6890)]