28880950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:182

約数の個数: 96

約数和(自身を含む): 66781440

約数和(自身を除く): 37900490

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 43, 50, 70, 86, 95, 101, 133, 175, 190, 202, 215, 266, 301, 350, 430, 475, 505, 602, 665, 707, 817, 950, 1010, 1075, 1330, 1414, 1505, 1634, 1919, 2150, 2525, 3010, 3325, 3535, 3838, 4085, 4343, 5050, 5719, 6650, 7070, 7525, 8170, 8686, 9595, 11438, 13433, 15050, 17675, 19190, 20425, 21715, 26866, 28595, 30401, 35350, 40850, 43430, 47975, 57190, 60802, 67165, 82517, 95950, 108575, 134330, 142975, 152005, 165034, 217150, 285950, 304010, 335825, 412585, 577619, 671650, 760025, 825170, 1155238, 1520050, 2062925, 2888095, 4125850, 5776190, 14440475, 28880950]

約数ペア:

[(1, 28880950), (2, 14440475), (5, 5776190), (7, 4125850), (10, 2888095), (14, 2062925), (19, 1520050), (25, 1155238), (35, 825170), (38, 760025), (43, 671650), (50, 577619), (70, 412585), (86, 335825), (95, 304010), (101, 285950), (133, 217150), (175, 165034), (190, 152005), (202, 142975), (215, 134330), (266, 108575), (301, 95950), (350, 82517), (430, 67165), (475, 60802), (505, 57190), (602, 47975), (665, 43430), (707, 40850), (817, 35350), (950, 30401), (1010, 28595), (1075, 26866), (1330, 21715), (1414, 20425), (1505, 19190), (1634, 17675), (1919, 15050), (2150, 13433), (2525, 11438), (3010, 9595), (3325, 8686), (3535, 8170), (3838, 7525), (4085, 7070), (4343, 6650), (5050, 5719)]