634810175

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{2143}}^1$

素因数の和:2228

約数の個数: 36

約数和(自身を含む): 856986816

約数和(自身を除く): 222176641

約数列:

[1, 5, 17, 25, 41, 85, 205, 289, 425, 697, 1025, 1445, 2143, 3485, 7225, 10715, 11849, 17425, 36431, 53575, 59245, 87863, 182155, 296225, 439315, 619327, 910775, 1493671, 2196575, 3096635, 7468355, 15483175, 25392407, 37341775, 126962035, 634810175]

約数ペア:

[(1, 634810175), (5, 126962035), (17, 37341775), (25, 25392407), (41, 15483175), (85, 7468355), (205, 3096635), (289, 2196575), (425, 1493671), (697, 910775), (1025, 619327), (1445, 439315), (2143, 296225), (3485, 182155), (7225, 87863), (10715, 59245), (11849, 53575), (17425, 36431)]