320250170

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 600226200

約数和(自身を除く): 279976030

約数列:

[1, 2, 5, 10, 37, 74, 149, 157, 185, 298, 314, 370, 745, 785, 1369, 1490, 1570, 2738, 5513, 5809, 6845, 11026, 11618, 13690, 23393, 27565, 29045, 46786, 55130, 58090, 116965, 203981, 214933, 233930, 407962, 429866, 865541, 1019905, 1074665, 1731082, 2039810, 2149330, 4327705, 8655410, 32025017, 64050034, 160125085, 320250170]

約数ペア:

[(1, 320250170), (2, 160125085), (5, 64050034), (10, 32025017), (37, 8655410), (74, 4327705), (149, 2149330), (157, 2039810), (185, 1731082), (298, 1074665), (314, 1019905), (370, 865541), (745, 429866), (785, 407962), (1369, 233930), (1490, 214933), (1570, 203981), (2738, 116965), (5513, 58090), (5809, 55130), (6845, 46786), (11026, 29045), (11618, 27565), (13690, 23393)]