90862655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 133056000

約数和(自身を除く): 42193345

約数列:

[1, 5, 13, 19, 29, 43, 59, 65, 95, 145, 215, 247, 295, 377, 551, 559, 767, 817, 1121, 1235, 1247, 1711, 1885, 2537, 2755, 2795, 3835, 4085, 5605, 6235, 7163, 8555, 10621, 12685, 14573, 16211, 22243, 23693, 32509, 32981, 35815, 48203, 53105, 72865, 73573, 81055, 111215, 118465, 162545, 164905, 241015, 308009, 367865, 422617, 626639, 956449, 1397887, 1540045, 2113085, 3133195, 4782245, 6989435, 18172531, 90862655]

約数ペア:

[(1, 90862655), (5, 18172531), (13, 6989435), (19, 4782245), (29, 3133195), (43, 2113085), (59, 1540045), (65, 1397887), (95, 956449), (145, 626639), (215, 422617), (247, 367865), (295, 308009), (377, 241015), (551, 164905), (559, 162545), (767, 118465), (817, 111215), (1121, 81055), (1235, 73573), (1247, 72865), (1711, 53105), (1885, 48203), (2537, 35815), (2755, 32981), (2795, 32509), (3835, 23693), (4085, 22243), (5605, 16211), (6235, 14573), (7163, 12685), (8555, 10621)]