3129200

素因数分解:

$2^4\times 5^2\times {\mathrm{7823}}^1$

素因数の和:7841

約数の個数: 30

約数和(自身を含む): 7518864

約数和(自身を除く): 4389664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 7823, 15646, 31292, 39115, 62584, 78230, 125168, 156460, 195575, 312920, 391150, 625840, 782300, 1564600, 3129200]

約数ペア:

[(1, 3129200), (2, 1564600), (4, 782300), (5, 625840), (8, 391150), (10, 312920), (16, 195575), (20, 156460), (25, 125168), (40, 78230), (50, 62584), (80, 39115), (100, 31292), (200, 15646), (400, 7823)]