68737540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3823}}^1$

素因数の和:3892

約数の個数: 48

約数和(自身を含む): 154183680

約数和(自身を除く): 85446140

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 3823, 4495, 7646, 8990, 15292, 17980, 19115, 38230, 76460, 110867, 118513, 221734, 237026, 443468, 474052, 554335, 592565, 1108670, 1185130, 2217340, 2370260, 3436877, 6873754, 13747508, 17184385, 34368770, 68737540]

約数ペア:

[(1, 68737540), (2, 34368770), (4, 17184385), (5, 13747508), (10, 6873754), (20, 3436877), (29, 2370260), (31, 2217340), (58, 1185130), (62, 1108670), (116, 592565), (124, 554335), (145, 474052), (155, 443468), (290, 237026), (310, 221734), (580, 118513), (620, 110867), (899, 76460), (1798, 38230), (3596, 19115), (3823, 17980), (4495, 15292), (7646, 8990)]