77208440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:800

約数の個数: 64

約数和(自身を含む): 181764000

約数和(自身を除く): 104555560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 101, 116, 145, 202, 232, 290, 404, 505, 580, 659, 808, 1010, 1160, 1318, 2020, 2636, 2929, 3295, 4040, 5272, 5858, 6590, 11716, 13180, 14645, 19111, 23432, 26360, 29290, 38222, 58580, 66559, 76444, 95555, 117160, 133118, 152888, 191110, 266236, 332795, 382220, 532472, 665590, 764440, 1331180, 1930211, 2662360, 3860422, 7720844, 9651055, 15441688, 19302110, 38604220, 77208440]

約数ペア:

[(1, 77208440), (2, 38604220), (4, 19302110), (5, 15441688), (8, 9651055), (10, 7720844), (20, 3860422), (29, 2662360), (40, 1930211), (58, 1331180), (101, 764440), (116, 665590), (145, 532472), (202, 382220), (232, 332795), (290, 266236), (404, 191110), (505, 152888), (580, 133118), (659, 117160), (808, 95555), (1010, 76444), (1160, 66559), (1318, 58580), (2020, 38222), (2636, 29290), (2929, 26360), (3295, 23432), (4040, 19111), (5272, 14645), (5858, 13180), (6590, 11716)]