201887080

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1061}}^1$

素因数の和:1210

約数の個数: 64

約数和(自身を含む): 467959680

約数和(自身を除く): 266072600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 71, 134, 142, 268, 284, 335, 355, 536, 568, 670, 710, 1061, 1340, 1420, 2122, 2680, 2840, 4244, 4757, 5305, 8488, 9514, 10610, 19028, 21220, 23785, 38056, 42440, 47570, 71087, 75331, 95140, 142174, 150662, 190280, 284348, 301324, 355435, 376655, 568696, 602648, 710870, 753310, 1421740, 1506620, 2843480, 3013240, 5047177, 10094354, 20188708, 25235885, 40377416, 50471770, 100943540, 201887080]

約数ペア:

[(1, 201887080), (2, 100943540), (4, 50471770), (5, 40377416), (8, 25235885), (10, 20188708), (20, 10094354), (40, 5047177), (67, 3013240), (71, 2843480), (134, 1506620), (142, 1421740), (268, 753310), (284, 710870), (335, 602648), (355, 568696), (536, 376655), (568, 355435), (670, 301324), (710, 284348), (1061, 190280), (1340, 150662), (1420, 142174), (2122, 95140), (2680, 75331), (2840, 71087), (4244, 47570), (4757, 42440), (5305, 38056), (8488, 23785), (9514, 21220), (10610, 19028)]