8081200

素因数分解:

$2^4\times 5^2\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:334

約数の個数: 60

約数和(自身を含む): 19719720

約数和(自身を除く): 11638520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 178, 200, 227, 356, 400, 445, 454, 712, 890, 908, 1135, 1424, 1780, 1816, 2225, 2270, 3560, 3632, 4450, 4540, 5675, 7120, 8900, 9080, 11350, 17800, 18160, 20203, 22700, 35600, 40406, 45400, 80812, 90800, 101015, 161624, 202030, 323248, 404060, 505075, 808120, 1010150, 1616240, 2020300, 4040600, 8081200]

約数ペア:

[(1, 8081200), (2, 4040600), (4, 2020300), (5, 1616240), (8, 1010150), (10, 808120), (16, 505075), (20, 404060), (25, 323248), (40, 202030), (50, 161624), (80, 101015), (89, 90800), (100, 80812), (178, 45400), (200, 40406), (227, 35600), (356, 22700), (400, 20203), (445, 18160), (454, 17800), (712, 11350), (890, 9080), (908, 8900), (1135, 7120), (1424, 5675), (1780, 4540), (1816, 4450), (2225, 3632), (2270, 3560)]