25506572

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{887}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 55695360

約数和(自身を除く): 30188788

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 79, 91, 158, 182, 316, 364, 553, 887, 1027, 1106, 1774, 2054, 2212, 3548, 4108, 6209, 7189, 11531, 12418, 14378, 23062, 24836, 28756, 46124, 70073, 80717, 140146, 161434, 280292, 322868, 490511, 910949, 981022, 1821898, 1962044, 3643796, 6376643, 12753286, 25506572]

約数ペア:

[(1, 25506572), (2, 12753286), (4, 6376643), (7, 3643796), (13, 1962044), (14, 1821898), (26, 981022), (28, 910949), (52, 490511), (79, 322868), (91, 280292), (158, 161434), (182, 140146), (316, 80717), (364, 70073), (553, 46124), (887, 28756), (1027, 24836), (1106, 23062), (1774, 14378), (2054, 12418), (2212, 11531), (3548, 7189), (4108, 6209)]