128575725

素因数分解:

$3^1\times 5^2\times {\mathrm{293}}^1\times {\mathrm{5851}}^1$

素因数の和:6157

約数の個数: 24

約数和(自身を含む): 213340512

約数和(自身を除く): 84764787

約数列:

[1, 3, 5, 15, 25, 75, 293, 879, 1465, 4395, 5851, 7325, 17553, 21975, 29255, 87765, 146275, 438825, 1714343, 5143029, 8571715, 25715145, 42858575, 128575725]

約数ペア:

[(1, 128575725), (3, 42858575), (5, 25715145), (15, 8571715), (25, 5143029), (75, 1714343), (293, 438825), (879, 146275), (1465, 87765), (4395, 29255), (5851, 21975), (7325, 17553)]