64401896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2591}}^1$

素因数の和:2849

約数の個数: 32

約数和(自身を含む): 130636800

約数和(自身を除く): 66234904

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 478, 956, 1912, 2591, 3107, 5182, 6214, 10364, 12428, 20728, 24856, 33683, 67366, 134732, 269464, 619249, 1238498, 2476996, 4953992, 8050237, 16100474, 32200948, 64401896]

約数ペア:

[(1, 64401896), (2, 32200948), (4, 16100474), (8, 8050237), (13, 4953992), (26, 2476996), (52, 1238498), (104, 619249), (239, 269464), (478, 134732), (956, 67366), (1912, 33683), (2591, 24856), (3107, 20728), (5182, 12428), (6214, 10364)]