25280948

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1039}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 55910400

約数和(自身を除く): 30629452

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 79, 154, 158, 308, 316, 553, 869, 1039, 1106, 1738, 2078, 2212, 3476, 4156, 6083, 7273, 11429, 12166, 14546, 22858, 24332, 29092, 45716, 80003, 82081, 160006, 164162, 320012, 328324, 574567, 902891, 1149134, 1805782, 2298268, 3611564, 6320237, 12640474, 25280948]

約数ペア:

[(1, 25280948), (2, 12640474), (4, 6320237), (7, 3611564), (11, 2298268), (14, 1805782), (22, 1149134), (28, 902891), (44, 574567), (77, 328324), (79, 320012), (154, 164162), (158, 160006), (308, 82081), (316, 80003), (553, 45716), (869, 29092), (1039, 24332), (1106, 22858), (1738, 14546), (2078, 12166), (2212, 11429), (3476, 7273), (4156, 6083)]