199531875

素因数分解:

$3^1\times 5^4\times {\mathrm{106417}}^1$

素因数の和:106440

約数の個数: 20

約数和(自身を含む): 332449832

約数和(自身を除く): 132917957

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 106417, 319251, 532085, 1596255, 2660425, 7981275, 13302125, 39906375, 66510625, 199531875]

約数ペア:

[(1, 199531875), (3, 66510625), (5, 39906375), (15, 13302125), (25, 7981275), (75, 2660425), (125, 1596255), (375, 532085), (625, 319251), (1875, 106417)]