289525895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5783}}^1$

素因数の和:5855

約数の個数: 32

約数和(自身を含む): 399790080

約数和(自身を除く): 110264185

約数列:

[1, 5, 17, 19, 31, 85, 95, 155, 323, 527, 589, 1615, 2635, 2945, 5783, 10013, 28915, 50065, 98311, 109877, 179273, 491555, 549385, 896365, 1867909, 3047641, 3406187, 9339545, 15238205, 17030935, 57905179, 289525895]

約数ペア:

[(1, 289525895), (5, 57905179), (17, 17030935), (19, 15238205), (31, 9339545), (85, 3406187), (95, 3047641), (155, 1867909), (323, 896365), (527, 549385), (589, 491555), (1615, 179273), (2635, 109877), (2945, 98311), (5783, 50065), (10013, 28915)]