77999025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79999}}^1$

素因数の和:80025

約数の個数: 24

約数和(自身を含む): 138880000

約数和(自身を除く): 60880975

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 79999, 239997, 399995, 1039987, 1199985, 1999975, 3119961, 5199935, 5999925, 15599805, 25999675, 77999025]

約数ペア:

[(1, 77999025), (3, 25999675), (5, 15599805), (13, 5999925), (15, 5199935), (25, 3119961), (39, 1999975), (65, 1199985), (75, 1039987), (195, 399995), (325, 239997), (975, 79999)]