65014280

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{37799}}^1$

素因数の和:37853

約数の個数: 32

約数和(自身を含む): 149688000

約数和(自身を除く): 84673720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 37799, 75598, 151196, 188995, 302392, 377990, 755980, 1511960, 1625357, 3250714, 6501428, 8126785, 13002856, 16253570, 32507140, 65014280]

約数ペア:

[(1, 65014280), (2, 32507140), (4, 16253570), (5, 13002856), (8, 8126785), (10, 6501428), (20, 3250714), (40, 1625357), (43, 1511960), (86, 755980), (172, 377990), (215, 302392), (344, 188995), (430, 151196), (860, 75598), (1720, 37799)]