90764055

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 164155680

約数和(自身を除く): 73391625

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 157, 261, 435, 443, 471, 785, 1305, 1329, 1413, 2215, 2355, 3987, 4553, 6645, 7065, 12847, 13659, 19935, 22765, 38541, 40977, 64235, 68295, 69551, 115623, 192705, 204885, 208653, 347755, 578115, 625959, 1043265, 2016979, 3129795, 6050937, 10084895, 18152811, 30254685, 90764055]

約数ペア:

[(1, 90764055), (3, 30254685), (5, 18152811), (9, 10084895), (15, 6050937), (29, 3129795), (45, 2016979), (87, 1043265), (145, 625959), (157, 578115), (261, 347755), (435, 208653), (443, 204885), (471, 192705), (785, 115623), (1305, 69551), (1329, 68295), (1413, 64235), (2215, 40977), (2355, 38541), (3987, 22765), (4553, 19935), (6645, 13659), (7065, 12847)]