79919800

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{9293}}^1$

素因数の和:9352

約数の個数: 48

約数和(自身を含む): 190155240

約数和(自身を除く): 110235440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 8600, 9293, 18586, 37172, 46465, 74344, 92930, 185860, 232325, 371720, 399599, 464650, 799198, 929300, 1598396, 1858600, 1997995, 3196792, 3995990, 7991980, 9989975, 15983960, 19979950, 39959900, 79919800]

約数ペア:

[(1, 79919800), (2, 39959900), (4, 19979950), (5, 15983960), (8, 9989975), (10, 7991980), (20, 3995990), (25, 3196792), (40, 1997995), (43, 1858600), (50, 1598396), (86, 929300), (100, 799198), (172, 464650), (200, 399599), (215, 371720), (344, 232325), (430, 185860), (860, 92930), (1075, 74344), (1720, 46465), (2150, 37172), (4300, 18586), (8600, 9293)]