13740025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{631}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 18651584

約数和(自身を除く): 4911559

約数列:

[1, 5, 13, 25, 65, 67, 325, 335, 631, 871, 1675, 3155, 4355, 8203, 15775, 21775, 41015, 42277, 205075, 211385, 549601, 1056925, 2748005, 13740025]

約数ペア:

[(1, 13740025), (5, 2748005), (13, 1056925), (25, 549601), (65, 211385), (67, 205075), (325, 42277), (335, 41015), (631, 21775), (871, 15775), (1675, 8203), (3155, 4355)]