51318575

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{503}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 80994816

約数和(自身を除く): 29676241

約数列:

[1, 5, 7, 11, 25, 35, 53, 55, 77, 175, 265, 275, 371, 385, 503, 583, 1325, 1855, 1925, 2515, 2915, 3521, 4081, 5533, 9275, 12575, 14575, 17605, 20405, 26659, 27665, 38731, 88025, 102025, 133295, 138325, 186613, 193655, 293249, 666475, 933065, 968275, 1466245, 2052743, 4665325, 7331225, 10263715, 51318575]

約数ペア:

[(1, 51318575), (5, 10263715), (7, 7331225), (11, 4665325), (25, 2052743), (35, 1466245), (53, 968275), (55, 933065), (77, 666475), (175, 293249), (265, 193655), (275, 186613), (371, 138325), (385, 133295), (503, 102025), (583, 88025), (1325, 38731), (1855, 27665), (1925, 26659), (2515, 20405), (2915, 17605), (3521, 14575), (4081, 12575), (5533, 9275)]