131147860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 309173760

約数和(自身を除く): 178025900

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 47, 58, 68, 85, 94, 116, 145, 170, 188, 235, 283, 290, 340, 470, 493, 566, 580, 799, 940, 986, 1132, 1363, 1415, 1598, 1972, 2465, 2726, 2830, 3196, 3995, 4811, 4930, 5452, 5660, 6815, 7990, 8207, 9622, 9860, 13301, 13630, 15980, 16414, 19244, 23171, 24055, 26602, 27260, 32828, 41035, 46342, 48110, 53204, 66505, 82070, 92684, 96220, 115855, 133010, 139519, 164140, 226117, 231710, 266020, 279038, 385729, 452234, 463420, 558076, 697595, 771458, 904468, 1130585, 1395190, 1542916, 1928645, 2261170, 2790380, 3857290, 4522340, 6557393, 7714580, 13114786, 26229572, 32786965, 65573930, 131147860]

約数ペア:

[(1, 131147860), (2, 65573930), (4, 32786965), (5, 26229572), (10, 13114786), (17, 7714580), (20, 6557393), (29, 4522340), (34, 3857290), (47, 2790380), (58, 2261170), (68, 1928645), (85, 1542916), (94, 1395190), (116, 1130585), (145, 904468), (170, 771458), (188, 697595), (235, 558076), (283, 463420), (290, 452234), (340, 385729), (470, 279038), (493, 266020), (566, 231710), (580, 226117), (799, 164140), (940, 139519), (986, 133010), (1132, 115855), (1363, 96220), (1415, 92684), (1598, 82070), (1972, 66505), (2465, 53204), (2726, 48110), (2830, 46342), (3196, 41035), (3995, 32828), (4811, 27260), (4930, 26602), (5452, 24055), (5660, 23171), (6815, 19244), (7990, 16414), (8207, 15980), (9622, 13630), (9860, 13301)]