81360646

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 129548160

約数和(自身を除く): 48187514

約数列:

[1, 2, 41, 59, 67, 82, 118, 134, 251, 502, 2419, 2747, 3953, 4838, 5494, 7906, 10291, 14809, 16817, 20582, 29618, 33634, 162073, 324146, 607169, 689497, 992203, 1214338, 1378994, 1984406, 40680323, 81360646]

約数ペア:

[(1, 81360646), (2, 40680323), (41, 1984406), (59, 1378994), (67, 1214338), (82, 992203), (118, 689497), (134, 607169), (251, 324146), (502, 162073), (2419, 33634), (2747, 29618), (3953, 20582), (4838, 16817), (5494, 14809), (7906, 10291)]