42830840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2657}}^1$

素因数の和:2712

約数の個数: 64

約数和(自身を含む): 107170560

約数和(自身を除く): 64339720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 2657, 3224, 4030, 5314, 8060, 10628, 13285, 16120, 21256, 26570, 34541, 53140, 69082, 82367, 106280, 138164, 164734, 172705, 276328, 329468, 345410, 411835, 658936, 690820, 823670, 1070771, 1381640, 1647340, 2141542, 3294680, 4283084, 5353855, 8566168, 10707710, 21415420, 42830840]

約数ペア:

[(1, 42830840), (2, 21415420), (4, 10707710), (5, 8566168), (8, 5353855), (10, 4283084), (13, 3294680), (20, 2141542), (26, 1647340), (31, 1381640), (40, 1070771), (52, 823670), (62, 690820), (65, 658936), (104, 411835), (124, 345410), (130, 329468), (155, 276328), (248, 172705), (260, 164734), (310, 138164), (403, 106280), (520, 82367), (620, 69082), (806, 53140), (1240, 34541), (1612, 26570), (2015, 21256), (2657, 16120), (3224, 13285), (4030, 10628), (5314, 8060)]