1297184450

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{1487}}^1$

素因数の和:1811

約数の個数: 48

約数和(自身を含む): 2457699840

約数和(自身を除く): 1160515390

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 239, 365, 478, 730, 1195, 1487, 1825, 2390, 2974, 3650, 5975, 7435, 11950, 14870, 17447, 34894, 37175, 74350, 87235, 108551, 174470, 217102, 355393, 436175, 542755, 710786, 872350, 1085510, 1776965, 2713775, 3553930, 5427550, 8884825, 17769650, 25943689, 51887378, 129718445, 259436890, 648592225, 1297184450]

約数ペア:

[(1, 1297184450), (2, 648592225), (5, 259436890), (10, 129718445), (25, 51887378), (50, 25943689), (73, 17769650), (146, 8884825), (239, 5427550), (365, 3553930), (478, 2713775), (730, 1776965), (1195, 1085510), (1487, 872350), (1825, 710786), (2390, 542755), (2974, 436175), (3650, 355393), (5975, 217102), (7435, 174470), (11950, 108551), (14870, 87235), (17447, 74350), (34894, 37175)]