51123640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{34543}}^1$

素因数の和:34591

約数の個数: 32

約数和(自身を含む): 118140480

約数和(自身を除く): 67016840

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 34543, 69086, 138172, 172715, 276344, 345430, 690860, 1278091, 1381720, 2556182, 5112364, 6390455, 10224728, 12780910, 25561820, 51123640]

約数ペア:

[(1, 51123640), (2, 25561820), (4, 12780910), (5, 10224728), (8, 6390455), (10, 5112364), (20, 2556182), (37, 1381720), (40, 1278091), (74, 690860), (148, 345430), (185, 276344), (296, 172715), (370, 138172), (740, 69086), (1480, 34543)]