63878285

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 83685120

約数和(自身を除く): 19806835

約数列:

[1, 5, 19, 61, 73, 95, 151, 305, 365, 755, 1159, 1387, 2869, 4453, 5795, 6935, 9211, 11023, 14345, 22265, 46055, 55115, 84607, 175009, 209437, 423035, 672403, 875045, 1047185, 3362015, 12775657, 63878285]

約数ペア:

[(1, 63878285), (5, 12775657), (19, 3362015), (61, 1047185), (73, 875045), (95, 672403), (151, 423035), (305, 209437), (365, 175009), (755, 84607), (1159, 55115), (1387, 46055), (2869, 22265), (4453, 14345), (5795, 11023), (6935, 9211)]