20179955625

素因数分解:

$3^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{467941}}^1$

素因数の和:467987

約数の個数: 40

約数和(自身を含む): 35084419392

約数和(自身を除く): 14904463767

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 345, 375, 575, 625, 1725, 1875, 2875, 8625, 14375, 43125, 467941, 1403823, 2339705, 7019115, 10762643, 11698525, 32287929, 35095575, 53813215, 58492625, 161439645, 175477875, 269066075, 292463125, 807198225, 877389375, 1345330375, 4035991125, 6726651875, 20179955625]

約数ペア:

[(1, 20179955625), (3, 6726651875), (5, 4035991125), (15, 1345330375), (23, 877389375), (25, 807198225), (69, 292463125), (75, 269066075), (115, 175477875), (125, 161439645), (345, 58492625), (375, 53813215), (575, 35095575), (625, 32287929), (1725, 11698525), (1875, 10762643), (2875, 7019115), (8625, 2339705), (14375, 1403823), (43125, 467941)]