1640456488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{2843}}^1$

素因数の和:3022

約数の個数: 64

約数和(自身を含む): 3440102400

約数和(自身を除く): 1799645912

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 83, 88, 158, 166, 316, 332, 632, 664, 869, 913, 1738, 1826, 2843, 3476, 3652, 5686, 6557, 6952, 7304, 11372, 13114, 22744, 26228, 31273, 52456, 62546, 72127, 125092, 144254, 224597, 235969, 250184, 288508, 449194, 471938, 577016, 898388, 943876, 1796776, 1887752, 2470567, 2595659, 4941134, 5191318, 9882268, 10382636, 18641551, 19764536, 20765272, 37283102, 74566204, 149132408, 205057061, 410114122, 820228244, 1640456488]

約数ペア:

[(1, 1640456488), (2, 820228244), (4, 410114122), (8, 205057061), (11, 149132408), (22, 74566204), (44, 37283102), (79, 20765272), (83, 19764536), (88, 18641551), (158, 10382636), (166, 9882268), (316, 5191318), (332, 4941134), (632, 2595659), (664, 2470567), (869, 1887752), (913, 1796776), (1738, 943876), (1826, 898388), (2843, 577016), (3476, 471938), (3652, 449194), (5686, 288508), (6557, 250184), (6952, 235969), (7304, 224597), (11372, 144254), (13114, 125092), (22744, 72127), (26228, 62546), (31273, 52456)]