857150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 1904640

約数和(自身を除く): 1047490

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 79, 155, 158, 175, 217, 310, 350, 395, 434, 553, 775, 790, 1085, 1106, 1550, 1975, 2170, 2449, 2765, 3950, 4898, 5425, 5530, 10850, 12245, 13825, 17143, 24490, 27650, 34286, 61225, 85715, 122450, 171430, 428575, 857150]

約数ペア:

[(1, 857150), (2, 428575), (5, 171430), (7, 122450), (10, 85715), (14, 61225), (25, 34286), (31, 27650), (35, 24490), (50, 17143), (62, 13825), (70, 12245), (79, 10850), (155, 5530), (158, 5425), (175, 4898), (217, 3950), (310, 2765), (350, 2449), (395, 2170), (434, 1975), (553, 1550), (775, 1106), (790, 1085)]