69816920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{433}}^1$

素因数の和:612

約数の個数: 64

約数和(自身を含む): 164052000

約数和(自身を除く): 94235080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 139, 145, 232, 278, 290, 433, 556, 580, 695, 866, 1112, 1160, 1390, 1732, 2165, 2780, 3464, 4031, 4330, 5560, 8062, 8660, 12557, 16124, 17320, 20155, 25114, 32248, 40310, 50228, 60187, 62785, 80620, 100456, 120374, 125570, 161240, 240748, 251140, 300935, 481496, 502280, 601870, 1203740, 1745423, 2407480, 3490846, 6981692, 8727115, 13963384, 17454230, 34908460, 69816920]

約数ペア:

[(1, 69816920), (2, 34908460), (4, 17454230), (5, 13963384), (8, 8727115), (10, 6981692), (20, 3490846), (29, 2407480), (40, 1745423), (58, 1203740), (116, 601870), (139, 502280), (145, 481496), (232, 300935), (278, 251140), (290, 240748), (433, 161240), (556, 125570), (580, 120374), (695, 100456), (866, 80620), (1112, 62785), (1160, 60187), (1390, 50228), (1732, 40310), (2165, 32248), (2780, 25114), (3464, 20155), (4031, 17320), (4330, 16124), (5560, 12557), (8062, 8660)]