28805870015

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{223}}^1\times {\mathrm{2591}}^1$

素因数の和:2904

約数の個数: 48

約数和(自身を含む): 38250455040

約数和(自身を除く): 9444585025

約数列:

[1, 5, 13, 59, 65, 169, 223, 295, 767, 845, 1115, 2591, 2899, 3835, 9971, 12955, 13157, 14495, 33683, 37687, 49855, 65785, 152869, 168415, 171041, 188435, 437879, 577793, 764345, 855205, 1987297, 2189395, 2223533, 2888965, 7511309, 9936485, 11117665, 25834861, 34089787, 37556545, 97647017, 129174305, 170448935, 443167231, 488235085, 2215836155, 5761174003, 28805870015]

約数ペア:

[(1, 28805870015), (5, 5761174003), (13, 2215836155), (59, 488235085), (65, 443167231), (169, 170448935), (223, 129174305), (295, 97647017), (767, 37556545), (845, 34089787), (1115, 25834861), (2591, 11117665), (2899, 9936485), (3835, 7511309), (9971, 2888965), (12955, 2223533), (13157, 2189395), (14495, 1987297), (33683, 855205), (37687, 764345), (49855, 577793), (65785, 437879), (152869, 188435), (168415, 171041)]