17485090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 38041344

約数和(自身を除く): 20556254

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 43, 70, 74, 86, 157, 185, 215, 259, 301, 314, 370, 430, 518, 602, 785, 1099, 1295, 1505, 1570, 1591, 2198, 2590, 3010, 3182, 5495, 5809, 6751, 7955, 10990, 11137, 11618, 13502, 15910, 22274, 29045, 33755, 40663, 47257, 55685, 58090, 67510, 81326, 94514, 111370, 203315, 236285, 249787, 406630, 472570, 499574, 1248935, 1748509, 2497870, 3497018, 8742545, 17485090]

約数ペア:

[(1, 17485090), (2, 8742545), (5, 3497018), (7, 2497870), (10, 1748509), (14, 1248935), (35, 499574), (37, 472570), (43, 406630), (70, 249787), (74, 236285), (86, 203315), (157, 111370), (185, 94514), (215, 81326), (259, 67510), (301, 58090), (314, 55685), (370, 47257), (430, 40663), (518, 33755), (602, 29045), (785, 22274), (1099, 15910), (1295, 13502), (1505, 11618), (1570, 11137), (1591, 10990), (2198, 7955), (2590, 6751), (3010, 5809), (3182, 5495)]