81865896

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1163}}^1$

素因数の和:1598

約数の個数: 64

約数和(自身を含む): 234662400

約数和(自身を除く): 152796504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 419, 838, 1163, 1257, 1676, 2326, 2514, 2933, 3352, 3489, 4652, 5028, 5866, 6978, 8141, 8799, 9304, 10056, 11732, 13956, 16282, 17598, 23464, 24423, 27912, 32564, 35196, 48846, 65128, 70392, 97692, 195384, 487297, 974594, 1461891, 1949188, 2923782, 3411079, 3898376, 5847564, 6822158, 10233237, 11695128, 13644316, 20466474, 27288632, 40932948, 81865896]

約数ペア:

[(1, 81865896), (2, 40932948), (3, 27288632), (4, 20466474), (6, 13644316), (7, 11695128), (8, 10233237), (12, 6822158), (14, 5847564), (21, 3898376), (24, 3411079), (28, 2923782), (42, 1949188), (56, 1461891), (84, 974594), (168, 487297), (419, 195384), (838, 97692), (1163, 70392), (1257, 65128), (1676, 48846), (2326, 35196), (2514, 32564), (2933, 27912), (3352, 24423), (3489, 23464), (4652, 17598), (5028, 16282), (5866, 13956), (6978, 11732), (8141, 10056), (8799, 9304)]