5200741720

素因数分解:

$2^3\times 5^1\times {\mathrm{2053}}^1\times {\mathrm{63331}}^1$

素因数の和:65395

約数の個数: 32

約数和(自身を含む): 11707553520

約数和(自身を除く): 6506811800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2053, 4106, 8212, 10265, 16424, 20530, 41060, 63331, 82120, 126662, 253324, 316655, 506648, 633310, 1266620, 2533240, 130018543, 260037086, 520074172, 650092715, 1040148344, 1300185430, 2600370860, 5200741720]

約数ペア:

[(1, 5200741720), (2, 2600370860), (4, 1300185430), (5, 1040148344), (8, 650092715), (10, 520074172), (20, 260037086), (40, 130018543), (2053, 2533240), (4106, 1266620), (8212, 633310), (10265, 506648), (16424, 316655), (20530, 253324), (41060, 126662), (63331, 82120)]