80757255

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1571}}^1$

素因数の和:1751

約数の個数: 32

約数和(自身を含む): 135820800

約数和(自身を除く): 55063545

約数列:

[1, 3, 5, 15, 23, 69, 115, 149, 345, 447, 745, 1571, 2235, 3427, 4713, 7855, 10281, 17135, 23565, 36133, 51405, 108399, 180665, 234079, 541995, 702237, 1170395, 3511185, 5383817, 16151451, 26919085, 80757255]

約数ペア:

[(1, 80757255), (3, 26919085), (5, 16151451), (15, 5383817), (23, 3511185), (69, 1170395), (115, 702237), (149, 541995), (345, 234079), (447, 180665), (745, 108399), (1571, 51405), (2235, 36133), (3427, 23565), (4713, 17135), (7855, 10281)]