80452280

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{8783}}^1$

素因数の和:9023

約数の個数: 32

約数和(自身を含む): 181828800

約数和(自身を除く): 101376520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 8783, 9160, 17566, 35132, 43915, 70264, 87830, 175660, 351320, 2011307, 4022614, 8045228, 10056535, 16090456, 20113070, 40226140, 80452280]

約数ペア:

[(1, 80452280), (2, 40226140), (4, 20113070), (5, 16090456), (8, 10056535), (10, 8045228), (20, 4022614), (40, 2011307), (229, 351320), (458, 175660), (916, 87830), (1145, 70264), (1832, 43915), (2290, 35132), (4580, 17566), (8783, 9160)]