25660648

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1801}}^1$

素因数の和:1957

約数の個数: 32

約数和(自身を含む): 52221960

約数和(自身を除く): 26561312

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 274, 548, 1096, 1781, 1801, 3562, 3602, 7124, 7204, 14248, 14408, 23413, 46826, 93652, 187304, 246737, 493474, 986948, 1973896, 3207581, 6415162, 12830324, 25660648]

約数ペア:

[(1, 25660648), (2, 12830324), (4, 6415162), (8, 3207581), (13, 1973896), (26, 986948), (52, 493474), (104, 246737), (137, 187304), (274, 93652), (548, 46826), (1096, 23413), (1781, 14408), (1801, 14248), (3562, 7204), (3602, 7124)]