84222520

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{16073}}^1$

素因数の和:16215

約数の個数: 32

約数和(自身を含む): 190959120

約数和(自身を除く): 106736600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 16073, 32146, 64292, 80365, 128584, 160730, 321460, 642920, 2105563, 4211126, 8422252, 10527815, 16844504, 21055630, 42111260, 84222520]

約数ペア:

[(1, 84222520), (2, 42111260), (4, 21055630), (5, 16844504), (8, 10527815), (10, 8422252), (20, 4211126), (40, 2105563), (131, 642920), (262, 321460), (524, 160730), (655, 128584), (1048, 80365), (1310, 64292), (2620, 32146), (5240, 16073)]