71537810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 136159704

約数和(自身を除く): 64621894

約数列:

[1, 2, 5, 10, 43, 53, 73, 86, 106, 146, 215, 265, 365, 430, 530, 730, 1849, 2279, 3139, 3698, 3869, 4558, 6278, 7738, 9245, 11395, 15695, 18490, 19345, 22790, 31390, 38690, 97997, 134977, 166367, 195994, 269954, 332734, 489985, 674885, 831835, 979970, 1349770, 1663670, 7153781, 14307562, 35768905, 71537810]

約数ペア:

[(1, 71537810), (2, 35768905), (5, 14307562), (10, 7153781), (43, 1663670), (53, 1349770), (73, 979970), (86, 831835), (106, 674885), (146, 489985), (215, 332734), (265, 269954), (365, 195994), (430, 166367), (530, 134977), (730, 97997), (1849, 38690), (2279, 31390), (3139, 22790), (3698, 19345), (3869, 18490), (4558, 15695), (6278, 11395), (7738, 9245)]