83436520

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15923}}^1$

素因数の和:16065

約数の個数: 32

約数和(自身を含む): 189177120

約数和(自身を除く): 105740600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 15923, 31846, 63692, 79615, 127384, 159230, 318460, 636920, 2085913, 4171826, 8343652, 10429565, 16687304, 20859130, 41718260, 83436520]

約数ペア:

[(1, 83436520), (2, 41718260), (4, 20859130), (5, 16687304), (8, 10429565), (10, 8343652), (20, 4171826), (40, 2085913), (131, 636920), (262, 318460), (524, 159230), (655, 127384), (1048, 79615), (1310, 63692), (2620, 31846), (5240, 15923)]