65448940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{112843}}^1$

素因数の和:112881

約数の個数: 24

約数和(自身を含む): 142183440

約数和(自身を除く): 76734500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 112843, 225686, 451372, 564215, 1128430, 2256860, 3272447, 6544894, 13089788, 16362235, 32724470, 65448940]

約数ペア:

[(1, 65448940), (2, 32724470), (4, 16362235), (5, 13089788), (10, 6544894), (20, 3272447), (29, 2256860), (58, 1128430), (116, 564215), (145, 451372), (290, 225686), (580, 112843)]