3960250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:128

約数の個数: 64

約数和(自身を含む): 8865792

約数和(自身を除く): 4905542

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 73, 125, 146, 155, 175, 217, 250, 310, 350, 365, 434, 511, 730, 775, 875, 1022, 1085, 1550, 1750, 1825, 2170, 2263, 2555, 3650, 3875, 4526, 5110, 5425, 7750, 9125, 10850, 11315, 12775, 15841, 18250, 22630, 25550, 27125, 31682, 54250, 56575, 63875, 79205, 113150, 127750, 158410, 282875, 396025, 565750, 792050, 1980125, 3960250]

約数ペア:

[(1, 3960250), (2, 1980125), (5, 792050), (7, 565750), (10, 396025), (14, 282875), (25, 158410), (31, 127750), (35, 113150), (50, 79205), (62, 63875), (70, 56575), (73, 54250), (125, 31682), (146, 27125), (155, 25550), (175, 22630), (217, 18250), (250, 15841), (310, 12775), (350, 11315), (365, 10850), (434, 9125), (511, 7750), (730, 5425), (775, 5110), (875, 4526), (1022, 3875), (1085, 3650), (1550, 2555), (1750, 2263), (1825, 2170)]