54855580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^2$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 128616768

約数和(自身を除く): 73761188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 67, 94, 130, 134, 188, 235, 260, 268, 335, 470, 611, 670, 871, 940, 1222, 1340, 1742, 2444, 3055, 3149, 3484, 4355, 4489, 6110, 6298, 8710, 8978, 12220, 12596, 15745, 17420, 17956, 22445, 31490, 40937, 44890, 58357, 62980, 81874, 89780, 116714, 163748, 204685, 210983, 233428, 291785, 409370, 421966, 583570, 818740, 843932, 1054915, 1167140, 2109830, 2742779, 4219660, 5485558, 10971116, 13713895, 27427790, 54855580]

約数ペア:

[(1, 54855580), (2, 27427790), (4, 13713895), (5, 10971116), (10, 5485558), (13, 4219660), (20, 2742779), (26, 2109830), (47, 1167140), (52, 1054915), (65, 843932), (67, 818740), (94, 583570), (130, 421966), (134, 409370), (188, 291785), (235, 233428), (260, 210983), (268, 204685), (335, 163748), (470, 116714), (611, 89780), (670, 81874), (871, 62980), (940, 58357), (1222, 44890), (1340, 40937), (1742, 31490), (2444, 22445), (3055, 17956), (3149, 17420), (3484, 15745), (4355, 12596), (4489, 12220), (6110, 8978), (6298, 8710)]