79398320

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{8783}}^1$

素因数の和:8909

約数の個数: 40

約数和(自身を含む): 186255936

約数和(自身を除く): 106857616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 8783, 9040, 17566, 35132, 43915, 70264, 87830, 140528, 175660, 351320, 702640, 992479, 1984958, 3969916, 4962395, 7939832, 9924790, 15879664, 19849580, 39699160, 79398320]

約数ペア:

[(1, 79398320), (2, 39699160), (4, 19849580), (5, 15879664), (8, 9924790), (10, 7939832), (16, 4962395), (20, 3969916), (40, 1984958), (80, 992479), (113, 702640), (226, 351320), (452, 175660), (565, 140528), (904, 87830), (1130, 70264), (1808, 43915), (2260, 35132), (4520, 17566), (8783, 9040)]