80111220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10039}}^1$

素因数の和:10077

約数の個数: 96

約数和(自身を含む): 269875200

約数和(自身を除く): 189763980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 10039, 20078, 30117, 40156, 50195, 60234, 70273, 100390, 120468, 140546, 150585, 190741, 200780, 210819, 281092, 301170, 351365, 381482, 421638, 572223, 602340, 702730, 762964, 843276, 953705, 1054095, 1144446, 1335187, 1405460, 1907410, 2108190, 2288892, 2670374, 2861115, 3814820, 4005561, 4216380, 5340748, 5722230, 6675935, 8011122, 11444460, 13351870, 16022244, 20027805, 26703740, 40055610, 80111220]

約数ペア:

[(1, 80111220), (2, 40055610), (3, 26703740), (4, 20027805), (5, 16022244), (6, 13351870), (7, 11444460), (10, 8011122), (12, 6675935), (14, 5722230), (15, 5340748), (19, 4216380), (20, 4005561), (21, 3814820), (28, 2861115), (30, 2670374), (35, 2288892), (38, 2108190), (42, 1907410), (57, 1405460), (60, 1335187), (70, 1144446), (76, 1054095), (84, 953705), (95, 843276), (105, 762964), (114, 702730), (133, 602340), (140, 572223), (190, 421638), (210, 381482), (228, 351365), (266, 301170), (285, 281092), (380, 210819), (399, 200780), (420, 190741), (532, 150585), (570, 140546), (665, 120468), (798, 100390), (1140, 70273), (1330, 60234), (1596, 50195), (1995, 40156), (2660, 30117), (3990, 20078), (7980, 10039)]