71757320

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{2843}}^1$

素因数の和:3485

約数の個数: 32

約数和(自身を含む): 161766720

約数和(自身を除く): 90009400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2524, 2843, 3155, 5048, 5686, 6310, 11372, 12620, 14215, 22744, 25240, 28430, 56860, 113720, 1793933, 3587866, 7175732, 8969665, 14351464, 17939330, 35878660, 71757320]

約数ペア:

[(1, 71757320), (2, 35878660), (4, 17939330), (5, 14351464), (8, 8969665), (10, 7175732), (20, 3587866), (40, 1793933), (631, 113720), (1262, 56860), (2524, 28430), (2843, 25240), (3155, 22744), (5048, 14215), (5686, 12620), (6310, 11372)]