84202520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51343}}^1$

素因数の和:51395

約数の個数: 32

約数和(自身を含む): 194080320

約数和(自身を除く): 109877800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 51343, 102686, 205372, 256715, 410744, 513430, 1026860, 2053720, 2105063, 4210126, 8420252, 10525315, 16840504, 21050630, 42101260, 84202520]

約数ペア:

[(1, 84202520), (2, 42101260), (4, 21050630), (5, 16840504), (8, 10525315), (10, 8420252), (20, 4210126), (40, 2105063), (41, 2053720), (82, 1026860), (164, 513430), (205, 410744), (328, 256715), (410, 205372), (820, 102686), (1640, 51343)]