80156385

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4211}}^1$

素因数の和:4275

約数の個数: 40

約数和(自身を含む): 146779776

約数和(自身を除く): 66623391

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 1269, 2115, 3807, 4211, 6345, 12633, 19035, 21055, 37899, 63165, 113697, 189495, 197917, 341091, 568485, 593751, 989585, 1705455, 1781253, 2968755, 5343759, 8906265, 16031277, 26718795, 80156385]

約数ペア:

[(1, 80156385), (3, 26718795), (5, 16031277), (9, 8906265), (15, 5343759), (27, 2968755), (45, 1781253), (47, 1705455), (81, 989585), (135, 593751), (141, 568485), (235, 341091), (405, 197917), (423, 189495), (705, 113697), (1269, 63165), (2115, 37899), (3807, 21055), (4211, 19035), (6345, 12633)]