20142025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 26810784

約数和(自身を除く): 6668759

約数列:

[1, 5, 17, 25, 83, 85, 415, 425, 571, 1411, 2075, 2855, 7055, 9707, 14275, 35275, 47393, 48535, 236965, 242675, 805681, 1184825, 4028405, 20142025]

約数ペア:

[(1, 20142025), (5, 4028405), (17, 1184825), (25, 805681), (83, 242675), (85, 236965), (415, 48535), (425, 47393), (571, 35275), (1411, 14275), (2075, 9707), (2855, 7055)]