85388375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 113380800

約数和(自身を除く): 27992425

約数列:

[1, 5, 19, 25, 95, 125, 157, 229, 475, 785, 1145, 2375, 2983, 3925, 4351, 5725, 14915, 19625, 21755, 28625, 35953, 74575, 108775, 179765, 372875, 543875, 683107, 898825, 3415535, 4494125, 17077675, 85388375]

約数ペア:

[(1, 85388375), (5, 17077675), (19, 4494125), (25, 3415535), (95, 898825), (125, 683107), (157, 543875), (229, 372875), (475, 179765), (785, 108775), (1145, 74575), (2375, 35953), (2983, 28625), (3925, 21755), (4351, 19625), (5725, 14915)]