63864280

素因数分解:

$2^3\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{1297}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 143922240

約数和(自身を除く): 80057960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1231, 1297, 2462, 2594, 4924, 5188, 6155, 6485, 9848, 10376, 12310, 12970, 24620, 25940, 49240, 51880, 1596607, 3193214, 6386428, 7983035, 12772856, 15966070, 31932140, 63864280]

約数ペア:

[(1, 63864280), (2, 31932140), (4, 15966070), (5, 12772856), (8, 7983035), (10, 6386428), (20, 3193214), (40, 1596607), (1231, 51880), (1297, 49240), (2462, 25940), (2594, 24620), (4924, 12970), (5188, 12310), (6155, 10376), (6485, 9848)]