78489005

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 110826240

約数和(自身を除く): 32337235

約数列:

[1, 5, 7, 35, 61, 97, 305, 379, 427, 485, 679, 1895, 2135, 2653, 3395, 5917, 13265, 23119, 29585, 36763, 41419, 115595, 161833, 183815, 207095, 257341, 809165, 1286705, 2242543, 11212715, 15697801, 78489005]

約数ペア:

[(1, 78489005), (5, 15697801), (7, 11212715), (35, 2242543), (61, 1286705), (97, 809165), (305, 257341), (379, 207095), (427, 183815), (485, 161833), (679, 115595), (1895, 41419), (2135, 36763), (2653, 29585), (3395, 23119), (5917, 13265)]