51081020

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{593}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 110769120

約数和(自身を除く): 59688100

約数列:

[1, 2, 4, 5, 10, 20, 59, 73, 118, 146, 236, 292, 295, 365, 590, 593, 730, 1180, 1186, 1460, 2372, 2965, 4307, 5930, 8614, 11860, 17228, 21535, 34987, 43070, 43289, 69974, 86140, 86578, 139948, 173156, 174935, 216445, 349870, 432890, 699740, 865780, 2554051, 5108102, 10216204, 12770255, 25540510, 51081020]

約数ペア:

[(1, 51081020), (2, 25540510), (4, 12770255), (5, 10216204), (10, 5108102), (20, 2554051), (59, 865780), (73, 699740), (118, 432890), (146, 349870), (236, 216445), (292, 174935), (295, 173156), (365, 139948), (590, 86578), (593, 86140), (730, 69974), (1180, 43289), (1186, 43070), (1460, 34987), (2372, 21535), (2965, 17228), (4307, 11860), (5930, 8614)]