80606890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{313}}^1$

素因数の和:623

約数の個数: 64

約数和(自身を含む): 179778816

約数和(自身を除く): 99171926

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 283, 313, 455, 566, 626, 910, 1415, 1565, 1981, 2191, 2830, 3130, 3679, 3962, 4069, 4382, 7358, 8138, 9905, 10955, 18395, 19810, 20345, 21910, 25753, 28483, 36790, 40690, 51506, 56966, 88579, 128765, 142415, 177158, 257530, 284830, 442895, 620053, 885790, 1151527, 1240106, 2303054, 3100265, 5757635, 6200530, 8060689, 11515270, 16121378, 40303445, 80606890]

約数ペア:

[(1, 80606890), (2, 40303445), (5, 16121378), (7, 11515270), (10, 8060689), (13, 6200530), (14, 5757635), (26, 3100265), (35, 2303054), (65, 1240106), (70, 1151527), (91, 885790), (130, 620053), (182, 442895), (283, 284830), (313, 257530), (455, 177158), (566, 142415), (626, 128765), (910, 88579), (1415, 56966), (1565, 51506), (1981, 40690), (2191, 36790), (2830, 28483), (3130, 25753), (3679, 21910), (3962, 20345), (4069, 19810), (4382, 18395), (7358, 10955), (8138, 9905)]