65495990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{10513}}^1$

素因数の和:10616

約数の個数: 32

約数和(自身を含む): 136261440

約数和(自身を除く): 70765450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 10513, 21026, 52565, 73591, 105130, 147182, 367955, 735910, 935657, 1871314, 4678285, 6549599, 9356570, 13099198, 32747995, 65495990]

約数ペア:

[(1, 65495990), (2, 32747995), (5, 13099198), (7, 9356570), (10, 6549599), (14, 4678285), (35, 1871314), (70, 935657), (89, 735910), (178, 367955), (445, 147182), (623, 105130), (890, 73591), (1246, 52565), (3115, 21026), (6230, 10513)]