80221518

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2617}}^1$

素因数の和:2769

約数の個数: 48

約数和(自身を含む): 188684496

約数和(自身を除く): 108462978

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 131, 234, 262, 393, 786, 1179, 1703, 2358, 2617, 3406, 5109, 5234, 7851, 10218, 15327, 15702, 23553, 30654, 34021, 47106, 68042, 102063, 204126, 306189, 342827, 612378, 685654, 1028481, 2056962, 3085443, 4456751, 6170886, 8913502, 13370253, 26740506, 40110759, 80221518]

約数ペア:

[(1, 80221518), (2, 40110759), (3, 26740506), (6, 13370253), (9, 8913502), (13, 6170886), (18, 4456751), (26, 3085443), (39, 2056962), (78, 1028481), (117, 685654), (131, 612378), (234, 342827), (262, 306189), (393, 204126), (786, 102063), (1179, 68042), (1703, 47106), (2358, 34021), (2617, 30654), (3406, 23553), (5109, 15702), (5234, 15327), (7851, 10218)]