84977680

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{7129}}^1$

素因数の和:7291

約数の個数: 40

約数和(自身を含む): 198927000

約数和(自身を除く): 113949320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 7129, 11920, 14258, 28516, 35645, 57032, 71290, 114064, 142580, 285160, 570320, 1062221, 2124442, 4248884, 5311105, 8497768, 10622210, 16995536, 21244420, 42488840, 84977680]

約数ペア:

[(1, 84977680), (2, 42488840), (4, 21244420), (5, 16995536), (8, 10622210), (10, 8497768), (16, 5311105), (20, 4248884), (40, 2124442), (80, 1062221), (149, 570320), (298, 285160), (596, 142580), (745, 114064), (1192, 71290), (1490, 57032), (2384, 35645), (2980, 28516), (5960, 14258), (7129, 11920)]