156720712885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{941}}^1\times {\mathrm{20323}}^1$

素因数の和:21429

約数の個数: 32

約数和(自身を含む): 206768246400

約数和(自身を除く): 50047533515

約数列:

[1, 5, 11, 55, 149, 745, 941, 1639, 4705, 8195, 10351, 20323, 51755, 101615, 140209, 223553, 701045, 1117765, 1542299, 3028127, 7711495, 15140635, 19123943, 33309397, 95619715, 166546985, 210363373, 1051816865, 2849467507, 14247337535, 31344142577, 156720712885]

約数ペア:

[(1, 156720712885), (5, 31344142577), (11, 14247337535), (55, 2849467507), (149, 1051816865), (745, 210363373), (941, 166546985), (1639, 95619715), (4705, 33309397), (8195, 19123943), (10351, 15140635), (20323, 7711495), (51755, 3028127), (101615, 1542299), (140209, 1117765), (223553, 701045)]