91483990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{7907}}^1$

素因数の和:8016

約数の個数: 32

約数和(自身を含む): 179353440

約数和(自身を除く): 87869450

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 5785, 7907, 11570, 15814, 39535, 79070, 102791, 205582, 513955, 703723, 1027910, 1407446, 3518615, 7037230, 9148399, 18296798, 45741995, 91483990]

約数ペア:

[(1, 91483990), (2, 45741995), (5, 18296798), (10, 9148399), (13, 7037230), (26, 3518615), (65, 1407446), (89, 1027910), (130, 703723), (178, 513955), (445, 205582), (890, 102791), (1157, 79070), (2314, 39535), (5785, 15814), (7907, 11570)]