78673725

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{2069}}^1$

素因数の和:2111

約数の個数: 54

約数和(自身を含む): 152660430

約数和(自身を除く): 73986705

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 169, 195, 225, 325, 507, 585, 845, 975, 1521, 2069, 2535, 2925, 4225, 6207, 7605, 10345, 12675, 18621, 26897, 31035, 38025, 51725, 80691, 93105, 134485, 155175, 242073, 349661, 403455, 465525, 672425, 1048983, 1210365, 1748305, 2017275, 3146949, 5244915, 6051825, 8741525, 15734745, 26224575, 78673725]

約数ペア:

[(1, 78673725), (3, 26224575), (5, 15734745), (9, 8741525), (13, 6051825), (15, 5244915), (25, 3146949), (39, 2017275), (45, 1748305), (65, 1210365), (75, 1048983), (117, 672425), (169, 465525), (195, 403455), (225, 349661), (325, 242073), (507, 155175), (585, 134485), (845, 93105), (975, 80691), (1521, 51725), (2069, 38025), (2535, 31035), (2925, 26897), (4225, 18621), (6207, 12675), (7605, 10345)]