64481085

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2719}}^1$

素因数の和:2778

約数の個数: 48

約数和(自身を含む): 122204160

約数和(自身を除く): 57723075

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 153, 155, 255, 279, 465, 527, 765, 1395, 1581, 2635, 2719, 4743, 7905, 8157, 13595, 23715, 24471, 40785, 46223, 84289, 122355, 138669, 231115, 252867, 416007, 421445, 693345, 758601, 1264335, 1432913, 2080035, 3793005, 4298739, 7164565, 12896217, 21493695, 64481085]

約数ペア:

[(1, 64481085), (3, 21493695), (5, 12896217), (9, 7164565), (15, 4298739), (17, 3793005), (31, 2080035), (45, 1432913), (51, 1264335), (85, 758601), (93, 693345), (153, 421445), (155, 416007), (255, 252867), (279, 231115), (465, 138669), (527, 122355), (765, 84289), (1395, 46223), (1581, 40785), (2635, 24471), (2719, 23715), (4743, 13595), (7905, 8157)]