219609850

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{827}}^1$

素因数の和:999

約数の個数: 48

約数和(自身を含む): 421365888

約数和(自身を除く): 201756038

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 113, 226, 235, 470, 565, 827, 1130, 1175, 1654, 2350, 2825, 4135, 5311, 5650, 8270, 10622, 20675, 26555, 38869, 41350, 53110, 77738, 93451, 132775, 186902, 194345, 265550, 388690, 467255, 934510, 971725, 1943450, 2336275, 4392197, 4672550, 8784394, 21960985, 43921970, 109804925, 219609850]

約数ペア:

[(1, 219609850), (2, 109804925), (5, 43921970), (10, 21960985), (25, 8784394), (47, 4672550), (50, 4392197), (94, 2336275), (113, 1943450), (226, 971725), (235, 934510), (470, 467255), (565, 388690), (827, 265550), (1130, 194345), (1175, 186902), (1654, 132775), (2350, 93451), (2825, 77738), (4135, 53110), (5311, 41350), (5650, 38869), (8270, 26555), (10622, 20675)]