80730375

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19571}}^1$

素因数の和:19600

約数の個数: 32

約数和(自身を含む): 146555136

約数和(自身を除く): 65824761

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 19571, 58713, 97855, 215281, 293565, 489275, 645843, 1076405, 1467825, 2446375, 3229215, 5382025, 7339125, 16146075, 26910125, 80730375]

約数ペア:

[(1, 80730375), (3, 26910125), (5, 16146075), (11, 7339125), (15, 5382025), (25, 3229215), (33, 2446375), (55, 1467825), (75, 1076405), (125, 645843), (165, 489275), (275, 293565), (375, 215281), (825, 97855), (1375, 58713), (4125, 19571)]