164132140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{701}}^1$

素因数の和:1242

約数の個数: 48

約数和(自身を含む): 360884160

約数和(自身を除く): 196752020

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 509, 701, 1018, 1402, 2036, 2545, 2804, 3505, 5090, 7010, 10180, 11707, 14020, 16123, 23414, 32246, 46828, 58535, 64492, 80615, 117070, 161230, 234140, 322460, 356809, 713618, 1427236, 1784045, 3568090, 7136180, 8206607, 16413214, 32826428, 41033035, 82066070, 164132140]

約数ペア:

[(1, 164132140), (2, 82066070), (4, 41033035), (5, 32826428), (10, 16413214), (20, 8206607), (23, 7136180), (46, 3568090), (92, 1784045), (115, 1427236), (230, 713618), (460, 356809), (509, 322460), (701, 234140), (1018, 161230), (1402, 117070), (2036, 80615), (2545, 64492), (2804, 58535), (3505, 46828), (5090, 32246), (7010, 23414), (10180, 16123), (11707, 14020)]