680326277332

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1409}}^1\times {\mathrm{67777}}^1$

素因数の和:69340

約数の個数: 48

約数和(自身を含む): 1292447837520

約数和(自身を除く): 612121560188

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1409, 1781, 2818, 3562, 5636, 7124, 18317, 36634, 67777, 73268, 135554, 193033, 271108, 386066, 772132, 881101, 1762202, 2509429, 3524404, 5018858, 9285449, 10037716, 18570898, 37141796, 95497793, 120710837, 190995586, 241421674, 381991172, 482843348, 1241471309, 2482942618, 4965885236, 13083197641, 26166395282, 52332790564, 170081569333, 340163138666, 680326277332]

約数ペア:

[(1, 680326277332), (2, 340163138666), (4, 170081569333), (13, 52332790564), (26, 26166395282), (52, 13083197641), (137, 4965885236), (274, 2482942618), (548, 1241471309), (1409, 482843348), (1781, 381991172), (2818, 241421674), (3562, 190995586), (5636, 120710837), (7124, 95497793), (18317, 37141796), (36634, 18570898), (67777, 10037716), (73268, 9285449), (135554, 5018858), (193033, 3524404), (271108, 2509429), (386066, 1762202), (772132, 881101)]