157038020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{701}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 345316608

約数和(自身を除く): 188278588

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 487, 701, 974, 1402, 1948, 2435, 2804, 3505, 4870, 7010, 9740, 11201, 14020, 16123, 22402, 32246, 44804, 56005, 64492, 80615, 112010, 161230, 224020, 322460, 341387, 682774, 1365548, 1706935, 3413870, 6827740, 7851901, 15703802, 31407604, 39259505, 78519010, 157038020]

約数ペア:

[(1, 157038020), (2, 78519010), (4, 39259505), (5, 31407604), (10, 15703802), (20, 7851901), (23, 6827740), (46, 3413870), (92, 1706935), (115, 1365548), (230, 682774), (460, 341387), (487, 322460), (701, 224020), (974, 161230), (1402, 112010), (1948, 80615), (2435, 64492), (2804, 56005), (3505, 44804), (4870, 32246), (7010, 22402), (9740, 16123), (11201, 14020)]