87082100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4013}}^1$

素因数の和:4065

約数の個数: 72

約数和(自身を含む): 222985728

約数和(自身を除く): 135903628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 4013, 4340, 5425, 8026, 10850, 16052, 20065, 21700, 28091, 40130, 56182, 80260, 100325, 112364, 124403, 140455, 200650, 248806, 280910, 401300, 497612, 561820, 622015, 702275, 870821, 1244030, 1404550, 1741642, 2488060, 2809100, 3110075, 3483284, 4354105, 6220150, 8708210, 12440300, 17416420, 21770525, 43541050, 87082100]

約数ペア:

[(1, 87082100), (2, 43541050), (4, 21770525), (5, 17416420), (7, 12440300), (10, 8708210), (14, 6220150), (20, 4354105), (25, 3483284), (28, 3110075), (31, 2809100), (35, 2488060), (50, 1741642), (62, 1404550), (70, 1244030), (100, 870821), (124, 702275), (140, 622015), (155, 561820), (175, 497612), (217, 401300), (310, 280910), (350, 248806), (434, 200650), (620, 140455), (700, 124403), (775, 112364), (868, 100325), (1085, 80260), (1550, 56182), (2170, 40130), (3100, 28091), (4013, 21700), (4340, 20065), (5425, 16052), (8026, 10850)]