161736260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{165037}}^1$

素因数の和:165060

約数の個数: 36

約数和(自身を含む): 395100972

約数和(自身を除く): 233364712

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 165037, 330074, 660148, 825185, 1155259, 1650370, 2310518, 3300740, 4621036, 5776295, 8086813, 11552590, 16173626, 23105180, 32347252, 40434065, 80868130, 161736260]

約数ペア:

[(1, 161736260), (2, 80868130), (4, 40434065), (5, 32347252), (7, 23105180), (10, 16173626), (14, 11552590), (20, 8086813), (28, 5776295), (35, 4621036), (49, 3300740), (70, 2310518), (98, 1650370), (140, 1155259), (196, 825185), (245, 660148), (490, 330074), (980, 165037)]