51213660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8287}}^1$

素因数の和:8402

約数の個数: 48

約数和(自身を含む): 144807936

約数和(自身を除く): 93594276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 6180, 8287, 16574, 24861, 33148, 41435, 49722, 82870, 99444, 124305, 165740, 248610, 497220, 853561, 1707122, 2560683, 3414244, 4267805, 5121366, 8535610, 10242732, 12803415, 17071220, 25606830, 51213660]

約数ペア:

[(1, 51213660), (2, 25606830), (3, 17071220), (4, 12803415), (5, 10242732), (6, 8535610), (10, 5121366), (12, 4267805), (15, 3414244), (20, 2560683), (30, 1707122), (60, 853561), (103, 497220), (206, 248610), (309, 165740), (412, 124305), (515, 99444), (618, 82870), (1030, 49722), (1236, 41435), (1545, 33148), (2060, 24861), (3090, 16574), (6180, 8287)]