80024840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{40829}}^1$

素因数の和:40854

約数の個数: 48

約数和(自身を含む): 209457900

約数和(自身を除く): 129433060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 40829, 81658, 163316, 204145, 285803, 326632, 408290, 571606, 816580, 1143212, 1429015, 1633160, 2000621, 2286424, 2858030, 4001242, 5716060, 8002484, 10003105, 11432120, 16004968, 20006210, 40012420, 80024840]

約数ペア:

[(1, 80024840), (2, 40012420), (4, 20006210), (5, 16004968), (7, 11432120), (8, 10003105), (10, 8002484), (14, 5716060), (20, 4001242), (28, 2858030), (35, 2286424), (40, 2000621), (49, 1633160), (56, 1429015), (70, 1143212), (98, 816580), (140, 571606), (196, 408290), (245, 326632), (280, 285803), (392, 204145), (490, 163316), (980, 81658), (1960, 40829)]