42391875

素因数分解:

$3^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{983}}^1$

素因数の和:1029

約数の個数: 40

約数和(自身を含む): 73776384

約数和(自身を除く): 31384509

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 345, 375, 575, 625, 983, 1725, 1875, 2875, 2949, 4915, 8625, 14375, 14745, 22609, 24575, 43125, 67827, 73725, 113045, 122875, 339135, 368625, 565225, 614375, 1695675, 1843125, 2826125, 8478375, 14130625, 42391875]

約数ペア:

[(1, 42391875), (3, 14130625), (5, 8478375), (15, 2826125), (23, 1843125), (25, 1695675), (69, 614375), (75, 565225), (115, 368625), (125, 339135), (345, 122875), (375, 113045), (575, 73725), (625, 67827), (983, 43125), (1725, 24575), (1875, 22609), (2875, 14745), (2949, 14375), (4915, 8625)]