51347140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11617}}^1$

素因数の和:11656

約数の個数: 48

約数和(自身を含む): 122964912

約数和(自身を除く): 71617772

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 11617, 23234, 46468, 58085, 116170, 151021, 197489, 232340, 302042, 394978, 604084, 755105, 789956, 987445, 1510210, 1974890, 2567357, 3020420, 3949780, 5134714, 10269428, 12836785, 25673570, 51347140]

約数ペア:

[(1, 51347140), (2, 25673570), (4, 12836785), (5, 10269428), (10, 5134714), (13, 3949780), (17, 3020420), (20, 2567357), (26, 1974890), (34, 1510210), (52, 987445), (65, 789956), (68, 755105), (85, 604084), (130, 394978), (170, 302042), (221, 232340), (260, 197489), (340, 151021), (442, 116170), (884, 58085), (1105, 46468), (2210, 23234), (4420, 11617)]