64982710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1193}}^1$

素因数の和:1632

約数の個数: 32

約数和(自身を含む): 126372960

約数和(自身を除く): 61390250

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 419, 838, 1193, 2095, 2386, 4190, 5447, 5965, 10894, 11930, 15509, 27235, 31018, 54470, 77545, 155090, 499867, 999734, 2499335, 4998670, 6498271, 12996542, 32491355, 64982710]

約数ペア:

[(1, 64982710), (2, 32491355), (5, 12996542), (10, 6498271), (13, 4998670), (26, 2499335), (65, 999734), (130, 499867), (419, 155090), (838, 77545), (1193, 54470), (2095, 31018), (2386, 27235), (4190, 15509), (5447, 11930), (5965, 10894)]