278850275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{44087}}^1$

素因数の和:44131

約数の個数: 24

約数和(自身を含む): 393617664

約数和(自身を除く): 114767389

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 6325, 44087, 220435, 484957, 1014001, 1102175, 2424785, 5070005, 11154011, 12123925, 25350025, 55770055, 278850275]

約数ペア:

[(1, 278850275), (5, 55770055), (11, 25350025), (23, 12123925), (25, 11154011), (55, 5070005), (115, 2424785), (253, 1102175), (275, 1014001), (575, 484957), (1265, 220435), (6325, 44087)]