80753895

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1657}}^1$

素因数の和:1709

約数の個数: 48

約数和(自身を含む): 151607520

約数和(自身を除く): 70853625

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 361, 513, 855, 1083, 1657, 1805, 2565, 3249, 4971, 5415, 8285, 9747, 14913, 16245, 24855, 31483, 44739, 48735, 74565, 94449, 157415, 223695, 283347, 472245, 598177, 850041, 1416735, 1794531, 2990885, 4250205, 5383593, 8972655, 16150779, 26917965, 80753895]

約数ペア:

[(1, 80753895), (3, 26917965), (5, 16150779), (9, 8972655), (15, 5383593), (19, 4250205), (27, 2990885), (45, 1794531), (57, 1416735), (95, 850041), (135, 598177), (171, 472245), (285, 283347), (361, 223695), (513, 157415), (855, 94449), (1083, 74565), (1657, 48735), (1805, 44739), (2565, 31483), (3249, 24855), (4971, 16245), (5415, 14913), (8285, 9747)]