168756440

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{10069}}^1$

素因数の和:10499

約数の個数: 32

約数和(自身を含む): 380646000

約数和(自身を除く): 211889560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1676, 2095, 3352, 4190, 8380, 10069, 16760, 20138, 40276, 50345, 80552, 100690, 201380, 402760, 4218911, 8437822, 16875644, 21094555, 33751288, 42189110, 84378220, 168756440]

約数ペア:

[(1, 168756440), (2, 84378220), (4, 42189110), (5, 33751288), (8, 21094555), (10, 16875644), (20, 8437822), (40, 4218911), (419, 402760), (838, 201380), (1676, 100690), (2095, 80552), (3352, 50345), (4190, 40276), (8380, 20138), (10069, 16760)]