64625975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1583}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 84851712

約数和(自身を除く): 20225737

約数列:

[1, 5, 23, 25, 71, 115, 355, 575, 1583, 1633, 1775, 7915, 8165, 36409, 39575, 40825, 112393, 182045, 561965, 910225, 2585039, 2809825, 12925195, 64625975]

約数ペア:

[(1, 64625975), (5, 12925195), (23, 2809825), (25, 2585039), (71, 910225), (115, 561965), (355, 182045), (575, 112393), (1583, 40825), (1633, 39575), (1775, 36409), (7915, 8165)]