159458840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97231}}^1$

素因数の和:97283

約数の個数: 32

約数和(自身を含む): 367536960

約数和(自身を除く): 208078120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 97231, 194462, 388924, 486155, 777848, 972310, 1944620, 3889240, 3986471, 7972942, 15945884, 19932355, 31891768, 39864710, 79729420, 159458840]

約数ペア:

[(1, 159458840), (2, 79729420), (4, 39864710), (5, 31891768), (8, 19932355), (10, 15945884), (20, 7972942), (40, 3986471), (41, 3889240), (82, 1944620), (164, 972310), (205, 777848), (328, 486155), (410, 388924), (820, 194462), (1640, 97231)]