163924160

素因数分解:

$2^6\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1823}}^1$

素因数の和:2121

約数の個数: 56

約数和(自身を含む): 391948416

約数和(自身を除く): 228024256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 281, 320, 562, 1124, 1405, 1823, 2248, 2810, 3646, 4496, 5620, 7292, 8992, 9115, 11240, 14584, 17984, 18230, 22480, 29168, 36460, 44960, 58336, 72920, 89920, 116672, 145840, 291680, 512263, 583360, 1024526, 2049052, 2561315, 4098104, 5122630, 8196208, 10245260, 16392416, 20490520, 32784832, 40981040, 81962080, 163924160]

約数ペア:

[(1, 163924160), (2, 81962080), (4, 40981040), (5, 32784832), (8, 20490520), (10, 16392416), (16, 10245260), (20, 8196208), (32, 5122630), (40, 4098104), (64, 2561315), (80, 2049052), (160, 1024526), (281, 583360), (320, 512263), (562, 291680), (1124, 145840), (1405, 116672), (1823, 89920), (2248, 72920), (2810, 58336), (3646, 44960), (4496, 36460), (5620, 29168), (7292, 22480), (8992, 18230), (9115, 17984), (11240, 14584)]