90576280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{691}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 212997600

約数和(自身を除く): 122421320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 113, 116, 145, 226, 232, 290, 452, 565, 580, 691, 904, 1130, 1160, 1382, 2260, 2764, 3277, 3455, 4520, 5528, 6554, 6910, 13108, 13820, 16385, 20039, 26216, 27640, 32770, 40078, 65540, 78083, 80156, 100195, 131080, 156166, 160312, 200390, 312332, 390415, 400780, 624664, 780830, 801560, 1561660, 2264407, 3123320, 4528814, 9057628, 11322035, 18115256, 22644070, 45288140, 90576280]

約数ペア:

[(1, 90576280), (2, 45288140), (4, 22644070), (5, 18115256), (8, 11322035), (10, 9057628), (20, 4528814), (29, 3123320), (40, 2264407), (58, 1561660), (113, 801560), (116, 780830), (145, 624664), (226, 400780), (232, 390415), (290, 312332), (452, 200390), (565, 160312), (580, 156166), (691, 131080), (904, 100195), (1130, 80156), (1160, 78083), (1382, 65540), (2260, 40078), (2764, 32770), (3277, 27640), (3455, 26216), (4520, 20039), (5528, 16385), (6554, 13820), (6910, 13108)]