65668180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 154224000

約数和(自身を除く): 88555820

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 59, 76, 95, 101, 116, 118, 145, 190, 202, 236, 290, 295, 380, 404, 505, 551, 580, 590, 1010, 1102, 1121, 1180, 1711, 1919, 2020, 2204, 2242, 2755, 2929, 3422, 3838, 4484, 5510, 5605, 5858, 5959, 6844, 7676, 8555, 9595, 11020, 11210, 11716, 11918, 14645, 17110, 19190, 22420, 23836, 29290, 29795, 32509, 34220, 38380, 55651, 58580, 59590, 65018, 111302, 113221, 119180, 130036, 162545, 172811, 222604, 226442, 278255, 325090, 345622, 452884, 556510, 566105, 650180, 691244, 864055, 1113020, 1132210, 1728110, 2264420, 3283409, 3456220, 6566818, 13133636, 16417045, 32834090, 65668180]

約数ペア:

[(1, 65668180), (2, 32834090), (4, 16417045), (5, 13133636), (10, 6566818), (19, 3456220), (20, 3283409), (29, 2264420), (38, 1728110), (58, 1132210), (59, 1113020), (76, 864055), (95, 691244), (101, 650180), (116, 566105), (118, 556510), (145, 452884), (190, 345622), (202, 325090), (236, 278255), (290, 226442), (295, 222604), (380, 172811), (404, 162545), (505, 130036), (551, 119180), (580, 113221), (590, 111302), (1010, 65018), (1102, 59590), (1121, 58580), (1180, 55651), (1711, 38380), (1919, 34220), (2020, 32509), (2204, 29795), (2242, 29290), (2755, 23836), (2929, 22420), (3422, 19190), (3838, 17110), (4484, 14645), (5510, 11918), (5605, 11716), (5858, 11210), (5959, 11020), (6844, 9595), (7676, 8555)]