199936875

素因数分解:

$3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{3677}}^1$

素因数の和:3729

約数の個数: 40

約数和(自身を含む): 344702160

約数和(自身を除く): 144765285

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 125, 145, 375, 435, 625, 725, 1875, 2175, 3625, 3677, 10875, 11031, 18125, 18385, 54375, 55155, 91925, 106633, 275775, 319899, 459625, 533165, 1378875, 1599495, 2298125, 2665825, 6894375, 7997475, 13329125, 39987375, 66645625, 199936875]

約数ペア:

[(1, 199936875), (3, 66645625), (5, 39987375), (15, 13329125), (25, 7997475), (29, 6894375), (75, 2665825), (87, 2298125), (125, 1599495), (145, 1378875), (375, 533165), (435, 459625), (625, 319899), (725, 275775), (1875, 106633), (2175, 91925), (3625, 55155), (3677, 54375), (10875, 18385), (11031, 18125)]