90223480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{349}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 213192000

約数和(自身を除く): 122968520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 281, 349, 460, 562, 698, 920, 1124, 1396, 1405, 1745, 2248, 2792, 2810, 3490, 5620, 6463, 6980, 8027, 11240, 12926, 13960, 16054, 25852, 32108, 32315, 40135, 51704, 64216, 64630, 80270, 98069, 129260, 160540, 196138, 258520, 321080, 392276, 490345, 784552, 980690, 1961380, 2255587, 3922760, 4511174, 9022348, 11277935, 18044696, 22555870, 45111740, 90223480]

約数ペア:

[(1, 90223480), (2, 45111740), (4, 22555870), (5, 18044696), (8, 11277935), (10, 9022348), (20, 4511174), (23, 3922760), (40, 2255587), (46, 1961380), (92, 980690), (115, 784552), (184, 490345), (230, 392276), (281, 321080), (349, 258520), (460, 196138), (562, 160540), (698, 129260), (920, 98069), (1124, 80270), (1396, 64630), (1405, 64216), (1745, 51704), (2248, 40135), (2792, 32315), (2810, 32108), (3490, 25852), (5620, 16054), (6463, 13960), (6980, 12926), (8027, 11240)]