40431875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{5881}}^1$

素因数の和:5912

約数の個数: 20

約数和(自身を含む): 55126104

約数和(自身を除く): 14694229

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 5881, 6875, 29405, 64691, 147025, 323455, 735125, 1617275, 3675625, 8086375, 40431875]

約数ペア:

[(1, 40431875), (5, 8086375), (11, 3675625), (25, 1617275), (55, 735125), (125, 323455), (275, 147025), (625, 64691), (1375, 29405), (5881, 6875)]