163698320

素因数分解:

$2^4\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{1549}}^1$

素因数の和:2883

約数の個数: 40

約数和(自身を含む): 381132600

約数和(自身を除く): 217434280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1321, 1549, 2642, 3098, 5284, 6196, 6605, 7745, 10568, 12392, 13210, 15490, 21136, 24784, 26420, 30980, 52840, 61960, 105680, 123920, 2046229, 4092458, 8184916, 10231145, 16369832, 20462290, 32739664, 40924580, 81849160, 163698320]

約数ペア:

[(1, 163698320), (2, 81849160), (4, 40924580), (5, 32739664), (8, 20462290), (10, 16369832), (16, 10231145), (20, 8184916), (40, 4092458), (80, 2046229), (1321, 123920), (1549, 105680), (2642, 61960), (3098, 52840), (5284, 30980), (6196, 26420), (6605, 24784), (7745, 21136), (10568, 15490), (12392, 13210)]