165391640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{8387}}^1$

素因数の和:8444

約数の個数: 64

約数和(自身を含む): 407656800

約数和(自身を除く): 242265160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1972, 2465, 3944, 4930, 8387, 9860, 16774, 19720, 33548, 41935, 67096, 83870, 142579, 167740, 243223, 285158, 335480, 486446, 570316, 712895, 972892, 1140632, 1216115, 1425790, 1945784, 2432230, 2851580, 4134791, 4864460, 5703160, 8269582, 9728920, 16539164, 20673955, 33078328, 41347910, 82695820, 165391640]

約数ペア:

[(1, 165391640), (2, 82695820), (4, 41347910), (5, 33078328), (8, 20673955), (10, 16539164), (17, 9728920), (20, 8269582), (29, 5703160), (34, 4864460), (40, 4134791), (58, 2851580), (68, 2432230), (85, 1945784), (116, 1425790), (136, 1216115), (145, 1140632), (170, 972892), (232, 712895), (290, 570316), (340, 486446), (493, 335480), (580, 285158), (680, 243223), (986, 167740), (1160, 142579), (1972, 83870), (2465, 67096), (3944, 41935), (4930, 33548), (8387, 19720), (9860, 16774)]