64984750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{13681}}^1$

素因数の和:13717

約数の個数: 32

約数和(自身を含む): 128063520

約数和(自身を除く): 63078770

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 4750, 13681, 27362, 68405, 136810, 259939, 342025, 519878, 684050, 1299695, 1710125, 2599390, 3420250, 6498475, 12996950, 32492375, 64984750]

約数ペア:

[(1, 64984750), (2, 32492375), (5, 12996950), (10, 6498475), (19, 3420250), (25, 2599390), (38, 1710125), (50, 1299695), (95, 684050), (125, 519878), (190, 342025), (250, 259939), (475, 136810), (950, 68405), (2375, 27362), (4750, 13681)]