80385678

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{409}}^1$

素因数の和:657

約数の個数: 48

約数和(自身を含む): 178448400

約数和(自身を除く): 98062722

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 179, 183, 358, 366, 409, 537, 549, 818, 1074, 1098, 1227, 1611, 2454, 3222, 3681, 7362, 10919, 21838, 24949, 32757, 49898, 65514, 73211, 74847, 98271, 146422, 149694, 196542, 219633, 224541, 439266, 449082, 658899, 1317798, 4465871, 8931742, 13397613, 26795226, 40192839, 80385678]

約数ペア:

[(1, 80385678), (2, 40192839), (3, 26795226), (6, 13397613), (9, 8931742), (18, 4465871), (61, 1317798), (122, 658899), (179, 449082), (183, 439266), (358, 224541), (366, 219633), (409, 196542), (537, 149694), (549, 146422), (818, 98271), (1074, 74847), (1098, 73211), (1227, 65514), (1611, 49898), (2454, 32757), (3222, 24949), (3681, 21838), (7362, 10919)]