2009715125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{39503}}^1$

素因数の和:39566

約数の個数: 32

約数和(自身を含む): 2810156544

約数和(自身を除く): 800441419

約数列:

[1, 5, 11, 25, 37, 55, 125, 185, 275, 407, 925, 1375, 2035, 4625, 10175, 39503, 50875, 197515, 434533, 987575, 1461611, 2172665, 4937875, 7308055, 10863325, 16077721, 36540275, 54316625, 80388605, 182701375, 401943025, 2009715125]

約数ペア:

[(1, 2009715125), (5, 401943025), (11, 182701375), (25, 80388605), (37, 54316625), (55, 36540275), (125, 16077721), (185, 10863325), (275, 7308055), (407, 4937875), (925, 2172665), (1375, 1461611), (2035, 987575), (4625, 434533), (10175, 197515), (39503, 50875)]