81080175

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4273}}^1$

素因数の和:4320

約数の個数: 48

約数和(自身を含む): 152633088

約数和(自身を除く): 71552913

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 115, 165, 253, 275, 345, 575, 759, 825, 1265, 1725, 3795, 4273, 6325, 12819, 18975, 21365, 47003, 64095, 98279, 106825, 141009, 235015, 294837, 320475, 491395, 705045, 1081069, 1175075, 1474185, 2456975, 3243207, 3525225, 5405345, 7370925, 16216035, 27026725, 81080175]

約数ペア:

[(1, 81080175), (3, 27026725), (5, 16216035), (11, 7370925), (15, 5405345), (23, 3525225), (25, 3243207), (33, 2456975), (55, 1474185), (69, 1175075), (75, 1081069), (115, 705045), (165, 491395), (253, 320475), (275, 294837), (345, 235015), (575, 141009), (759, 106825), (825, 98279), (1265, 64095), (1725, 47003), (3795, 21365), (4273, 18975), (6325, 12819)]