51709720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{34939}}^1$

素因数の和:34987

約数の個数: 32

約数和(自身を含む): 119494800

約数和(自身を除く): 67785080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 34939, 69878, 139756, 174695, 279512, 349390, 698780, 1292743, 1397560, 2585486, 5170972, 6463715, 10341944, 12927430, 25854860, 51709720]

約数ペア:

[(1, 51709720), (2, 25854860), (4, 12927430), (5, 10341944), (8, 6463715), (10, 5170972), (20, 2585486), (37, 1397560), (40, 1292743), (74, 698780), (148, 349390), (185, 279512), (296, 174695), (370, 139756), (740, 69878), (1480, 34939)]