130655120

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 311698800

約数和(自身を除く): 181043680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 113, 149, 194, 226, 298, 388, 452, 485, 565, 596, 745, 776, 904, 970, 1130, 1192, 1490, 1552, 1808, 1940, 2260, 2384, 2980, 3880, 4520, 5960, 7760, 9040, 10961, 11920, 14453, 16837, 21922, 28906, 33674, 43844, 54805, 57812, 67348, 72265, 84185, 87688, 109610, 115624, 134696, 144530, 168370, 175376, 219220, 231248, 269392, 289060, 336740, 438440, 578120, 673480, 876880, 1156240, 1346960, 1633189, 3266378, 6532756, 8165945, 13065512, 16331890, 26131024, 32663780, 65327560, 130655120]

約数ペア:

[(1, 130655120), (2, 65327560), (4, 32663780), (5, 26131024), (8, 16331890), (10, 13065512), (16, 8165945), (20, 6532756), (40, 3266378), (80, 1633189), (97, 1346960), (113, 1156240), (149, 876880), (194, 673480), (226, 578120), (298, 438440), (388, 336740), (452, 289060), (485, 269392), (565, 231248), (596, 219220), (745, 175376), (776, 168370), (904, 144530), (970, 134696), (1130, 115624), (1192, 109610), (1490, 87688), (1552, 84185), (1808, 72265), (1940, 67348), (2260, 57812), (2384, 54805), (2980, 43844), (3880, 33674), (4520, 28906), (5960, 21922), (7760, 16837), (9040, 14453), (10961, 11920)]