199953375

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:377

約数の個数: 64

約数和(自身を含む): 352235520

約数和(自身を除く): 152282145

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 97, 115, 125, 239, 291, 345, 375, 485, 575, 717, 1195, 1455, 1725, 2231, 2425, 2875, 3585, 5497, 5975, 6693, 7275, 8625, 11155, 12125, 16491, 17925, 23183, 27485, 29875, 33465, 36375, 55775, 69549, 82455, 89625, 115915, 137425, 167325, 278875, 347745, 412275, 533209, 579575, 687125, 836625, 1599627, 1738725, 2061375, 2666045, 2897875, 7998135, 8693625, 13330225, 39990675, 66651125, 199953375]

約数ペア:

[(1, 199953375), (3, 66651125), (5, 39990675), (15, 13330225), (23, 8693625), (25, 7998135), (69, 2897875), (75, 2666045), (97, 2061375), (115, 1738725), (125, 1599627), (239, 836625), (291, 687125), (345, 579575), (375, 533209), (485, 412275), (575, 347745), (717, 278875), (1195, 167325), (1455, 137425), (1725, 115915), (2231, 89625), (2425, 82455), (2875, 69549), (3585, 55775), (5497, 36375), (5975, 33465), (6693, 29875), (7275, 27485), (8625, 23183), (11155, 17925), (12125, 16491)]