81040624

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38083}}^1$

素因数の和:38117

約数の個数: 40

約数和(自身を含む): 188896640

約数和(自身を除く): 107856016

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 38083, 76166, 152332, 266581, 304664, 533162, 609328, 723577, 1066324, 1447154, 2132648, 2894308, 4265296, 5065039, 5788616, 10130078, 11577232, 20260156, 40520312, 81040624]

約数ペア:

[(1, 81040624), (2, 40520312), (4, 20260156), (7, 11577232), (8, 10130078), (14, 5788616), (16, 5065039), (19, 4265296), (28, 2894308), (38, 2132648), (56, 1447154), (76, 1066324), (112, 723577), (133, 609328), (152, 533162), (266, 304664), (304, 266581), (532, 152332), (1064, 76166), (2128, 38083)]