165738460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{631}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 364396032

約数和(自身を除く): 198657572

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 571, 631, 1142, 1262, 2284, 2524, 2855, 3155, 5710, 6310, 11420, 12620, 13133, 14513, 26266, 29026, 52532, 58052, 65665, 72565, 131330, 145130, 262660, 290260, 360301, 720602, 1441204, 1801505, 3603010, 7206020, 8286923, 16573846, 33147692, 41434615, 82869230, 165738460]

約数ペア:

[(1, 165738460), (2, 82869230), (4, 41434615), (5, 33147692), (10, 16573846), (20, 8286923), (23, 7206020), (46, 3603010), (92, 1801505), (115, 1441204), (230, 720602), (460, 360301), (571, 290260), (631, 262660), (1142, 145130), (1262, 131330), (2284, 72565), (2524, 65665), (2855, 58052), (3155, 52532), (5710, 29026), (6310, 26266), (11420, 14513), (12620, 13133)]