25256816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3917}}^1$

素因数の和:3969

約数の個数: 40

約数和(自身を含む): 54413184

約数和(自身を除く): 29156368

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 3917, 6448, 7834, 15668, 31336, 50921, 62672, 101842, 121427, 203684, 242854, 407368, 485708, 814736, 971416, 1578551, 1942832, 3157102, 6314204, 12628408, 25256816]

約数ペア:

[(1, 25256816), (2, 12628408), (4, 6314204), (8, 3157102), (13, 1942832), (16, 1578551), (26, 971416), (31, 814736), (52, 485708), (62, 407368), (104, 242854), (124, 203684), (208, 121427), (248, 101842), (403, 62672), (496, 50921), (806, 31336), (1612, 15668), (3224, 7834), (3917, 6448)]