53262280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:790

約数の個数: 64

約数和(自身を含む): 125556480

約数和(自身を除く): 72294200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 691, 820, 940, 1382, 1640, 1880, 1927, 2764, 3455, 3854, 5528, 6910, 7708, 9635, 13820, 15416, 19270, 27640, 28331, 32477, 38540, 56662, 64954, 77080, 113324, 129908, 141655, 162385, 226648, 259816, 283310, 324770, 566620, 649540, 1133240, 1299080, 1331557, 2663114, 5326228, 6657785, 10652456, 13315570, 26631140, 53262280]

約数ペア:

[(1, 53262280), (2, 26631140), (4, 13315570), (5, 10652456), (8, 6657785), (10, 5326228), (20, 2663114), (40, 1331557), (41, 1299080), (47, 1133240), (82, 649540), (94, 566620), (164, 324770), (188, 283310), (205, 259816), (235, 226648), (328, 162385), (376, 141655), (410, 129908), (470, 113324), (691, 77080), (820, 64954), (940, 56662), (1382, 38540), (1640, 32477), (1880, 28331), (1927, 27640), (2764, 19270), (3455, 15416), (3854, 13820), (5528, 9635), (6910, 7708)]