155655440

素因数分解:

$2^4\times 5^1\times {\mathrm{853}}^1\times {\mathrm{2281}}^1$

素因数の和:3147

約数の個数: 40

約数和(自身を含む): 362482008

約数和(自身を除く): 206826568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 853, 1706, 2281, 3412, 4265, 4562, 6824, 8530, 9124, 11405, 13648, 17060, 18248, 22810, 34120, 36496, 45620, 68240, 91240, 182480, 1945693, 3891386, 7782772, 9728465, 15565544, 19456930, 31131088, 38913860, 77827720, 155655440]

約数ペア:

[(1, 155655440), (2, 77827720), (4, 38913860), (5, 31131088), (8, 19456930), (10, 15565544), (16, 9728465), (20, 7782772), (40, 3891386), (80, 1945693), (853, 182480), (1706, 91240), (2281, 68240), (3412, 45620), (4265, 36496), (4562, 34120), (6824, 22810), (8530, 18248), (9124, 17060), (11405, 13648)]