50790520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1297}}^1$

素因数の和:1408

約数の個数: 64

約数和(自身を含む): 126165600

約数和(自身を除く): 75375080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 178, 220, 356, 440, 445, 712, 890, 979, 1297, 1780, 1958, 2594, 3560, 3916, 4895, 5188, 6485, 7832, 9790, 10376, 12970, 14267, 19580, 25940, 28534, 39160, 51880, 57068, 71335, 114136, 115433, 142670, 230866, 285340, 461732, 570680, 577165, 923464, 1154330, 1269763, 2308660, 2539526, 4617320, 5079052, 6348815, 10158104, 12697630, 25395260, 50790520]

約数ペア:

[(1, 50790520), (2, 25395260), (4, 12697630), (5, 10158104), (8, 6348815), (10, 5079052), (11, 4617320), (20, 2539526), (22, 2308660), (40, 1269763), (44, 1154330), (55, 923464), (88, 577165), (89, 570680), (110, 461732), (178, 285340), (220, 230866), (356, 142670), (440, 115433), (445, 114136), (712, 71335), (890, 57068), (979, 51880), (1297, 39160), (1780, 28534), (1958, 25940), (2594, 19580), (3560, 14267), (3916, 12970), (4895, 10376), (5188, 9790), (6485, 7832)]