660790910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1301}}^1\times {\mathrm{3907}}^1$

素因数の和:5228

約数の個数: 32

約数和(自身を含む): 1282230432

約数和(自身を除く): 621439522

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1301, 2602, 3907, 6505, 7814, 13010, 16913, 19535, 33826, 39070, 50791, 84565, 101582, 169130, 253955, 507910, 5083007, 10166014, 25415035, 50830070, 66079091, 132158182, 330395455, 660790910]

約数ペア:

[(1, 660790910), (2, 330395455), (5, 132158182), (10, 66079091), (13, 50830070), (26, 25415035), (65, 10166014), (130, 5083007), (1301, 507910), (2602, 253955), (3907, 169130), (6505, 101582), (7814, 84565), (13010, 50791), (16913, 39070), (19535, 33826)]