61805960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53281}}^1$

素因数の和:53321

約数の個数: 32

約数和(自身を含む): 143861400

約数和(自身を除く): 82055440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 53281, 106562, 213124, 266405, 426248, 532810, 1065620, 1545149, 2131240, 3090298, 6180596, 7725745, 12361192, 15451490, 30902980, 61805960]

約数ペア:

[(1, 61805960), (2, 30902980), (4, 15451490), (5, 12361192), (8, 7725745), (10, 6180596), (20, 3090298), (29, 2131240), (40, 1545149), (58, 1065620), (116, 532810), (145, 426248), (232, 266405), (290, 213124), (580, 106562), (1160, 53281)]