31252910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12653}}^1$

素因数の和:12692

約数の個数: 32

約数和(自身を含む): 63776160

約数和(自身を除く): 32523250

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 12653, 25306, 63265, 126530, 164489, 240407, 328978, 480814, 822445, 1202035, 1644890, 2404070, 3125291, 6250582, 15626455, 31252910]

約数ペア:

[(1, 31252910), (2, 15626455), (5, 6250582), (10, 3125291), (13, 2404070), (19, 1644890), (26, 1202035), (38, 822445), (65, 480814), (95, 328978), (130, 240407), (190, 164489), (247, 126530), (494, 63265), (1235, 25306), (2470, 12653)]