318529216

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{5179}}^1$

素因数の和:5253

約数の個数: 42

約数和(自身を含む): 653254980

約数和(自身を除く): 334725764

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 961, 992, 1922, 1984, 3844, 5179, 7688, 10358, 15376, 20716, 30752, 41432, 61504, 82864, 160549, 165728, 321098, 331456, 642196, 1284392, 2568784, 4977019, 5137568, 9954038, 10275136, 19908076, 39816152, 79632304, 159264608, 318529216]

約数ペア:

[(1, 318529216), (2, 159264608), (4, 79632304), (8, 39816152), (16, 19908076), (31, 10275136), (32, 9954038), (62, 5137568), (64, 4977019), (124, 2568784), (248, 1284392), (496, 642196), (961, 331456), (992, 321098), (1922, 165728), (1984, 160549), (3844, 82864), (5179, 61504), (7688, 41432), (10358, 30752), (15376, 20716)]