86800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1$

素因数の和:56

約数の個数: 60

約数和(自身を含む): 246016

約数和(自身を除く): 159216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 175, 200, 217, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 868, 1085, 1240, 1400, 1550, 1736, 2170, 2480, 2800, 3100, 3472, 4340, 5425, 6200, 8680, 10850, 12400, 17360, 21700, 43400, 86800]

約数ペア:

[(1, 86800), (2, 43400), (4, 21700), (5, 17360), (7, 12400), (8, 10850), (10, 8680), (14, 6200), (16, 5425), (20, 4340), (25, 3472), (28, 3100), (31, 2800), (35, 2480), (40, 2170), (50, 1736), (56, 1550), (62, 1400), (70, 1240), (80, 1085), (100, 868), (112, 775), (124, 700), (140, 620), (155, 560), (175, 496), (200, 434), (217, 400), (248, 350), (280, 310)]