125533780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{877}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 280110096

約数和(自身を除く): 154576316

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 421, 842, 877, 1684, 1754, 2105, 3508, 4210, 4385, 7157, 8420, 8770, 14314, 14909, 17540, 28628, 29818, 35785, 59636, 71570, 74545, 143140, 149090, 298180, 369217, 738434, 1476868, 1846085, 3692170, 6276689, 7384340, 12553378, 25106756, 31383445, 62766890, 125533780]

約数ペア:

[(1, 125533780), (2, 62766890), (4, 31383445), (5, 25106756), (10, 12553378), (17, 7384340), (20, 6276689), (34, 3692170), (68, 1846085), (85, 1476868), (170, 738434), (340, 369217), (421, 298180), (842, 149090), (877, 143140), (1684, 74545), (1754, 71570), (2105, 59636), (3508, 35785), (4210, 29818), (4385, 28628), (7157, 17540), (8420, 14909), (8770, 14314)]