65371390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1499}}^1$

素因数の和:1609

約数の個数: 48

約数和(自身を含む): 138510000

約数和(自身を除く): 73138610

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 89, 98, 178, 245, 445, 490, 623, 890, 1246, 1499, 2998, 3115, 4361, 6230, 7495, 8722, 10493, 14990, 20986, 21805, 43610, 52465, 73451, 104930, 133411, 146902, 266822, 367255, 667055, 734510, 933877, 1334110, 1867754, 4669385, 6537139, 9338770, 13074278, 32685695, 65371390]

約数ペア:

[(1, 65371390), (2, 32685695), (5, 13074278), (7, 9338770), (10, 6537139), (14, 4669385), (35, 1867754), (49, 1334110), (70, 933877), (89, 734510), (98, 667055), (178, 367255), (245, 266822), (445, 146902), (490, 133411), (623, 104930), (890, 73451), (1246, 52465), (1499, 43610), (2998, 21805), (3115, 20986), (4361, 14990), (6230, 10493), (7495, 8722)]