113013520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 279000000

約数和(自身を除く): 165986480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 149, 152, 190, 298, 304, 380, 499, 596, 745, 760, 998, 1192, 1490, 1520, 1996, 2384, 2495, 2831, 2980, 3992, 4990, 5662, 5960, 7984, 9481, 9980, 11324, 11920, 14155, 18962, 19960, 22648, 28310, 37924, 39920, 45296, 47405, 56620, 74351, 75848, 94810, 113240, 148702, 151696, 189620, 226480, 297404, 371755, 379240, 594808, 743510, 758480, 1189616, 1412669, 1487020, 2825338, 2974040, 5650676, 5948080, 7063345, 11301352, 14126690, 22602704, 28253380, 56506760, 113013520]

約数ペア:

[(1, 113013520), (2, 56506760), (4, 28253380), (5, 22602704), (8, 14126690), (10, 11301352), (16, 7063345), (19, 5948080), (20, 5650676), (38, 2974040), (40, 2825338), (76, 1487020), (80, 1412669), (95, 1189616), (149, 758480), (152, 743510), (190, 594808), (298, 379240), (304, 371755), (380, 297404), (499, 226480), (596, 189620), (745, 151696), (760, 148702), (998, 113240), (1192, 94810), (1490, 75848), (1520, 74351), (1996, 56620), (2384, 47405), (2495, 45296), (2831, 39920), (2980, 37924), (3992, 28310), (4990, 22648), (5662, 19960), (5960, 18962), (7984, 14155), (9481, 11920), (9980, 11324)]