66925975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{487}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 87137280

約数和(自身を除く): 20211305

約数列:

[1, 5, 23, 25, 115, 239, 487, 575, 1195, 2435, 5497, 5975, 11201, 12175, 27485, 56005, 116393, 137425, 280025, 581965, 2677039, 2909825, 13385195, 66925975]

約数ペア:

[(1, 66925975), (5, 13385195), (23, 2909825), (25, 2677039), (115, 581965), (239, 280025), (487, 137425), (575, 116393), (1195, 56005), (2435, 27485), (5497, 12175), (5975, 11201)]