80025975

素因数分解:

$3^6\times 5^2\times {\mathrm{4391}}^1$

素因数の和:4419

約数の個数: 42

約数和(自身を含む): 148814136

約数和(自身を除く): 68788161

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 729, 1215, 2025, 3645, 4391, 6075, 13173, 18225, 21955, 39519, 65865, 109775, 118557, 197595, 329325, 355671, 592785, 987975, 1067013, 1778355, 2963925, 3201039, 5335065, 8891775, 16005195, 26675325, 80025975]

約数ペア:

[(1, 80025975), (3, 26675325), (5, 16005195), (9, 8891775), (15, 5335065), (25, 3201039), (27, 2963925), (45, 1778355), (75, 1067013), (81, 987975), (135, 592785), (225, 355671), (243, 329325), (405, 197595), (675, 118557), (729, 109775), (1215, 65865), (2025, 39519), (3645, 21955), (4391, 18225), (6075, 13173)]