256650736

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{7723}}^1$

素因数の和:7829

約数の個数: 40

約数和(自身を含む): 521030144

約数和(自身を除く): 264379408

約数列:

[1, 2, 4, 8, 16, 31, 62, 67, 124, 134, 248, 268, 496, 536, 1072, 2077, 4154, 7723, 8308, 15446, 16616, 30892, 33232, 61784, 123568, 239413, 478826, 517441, 957652, 1034882, 1915304, 2069764, 3830608, 4139528, 8279056, 16040671, 32081342, 64162684, 128325368, 256650736]

約数ペア:

[(1, 256650736), (2, 128325368), (4, 64162684), (8, 32081342), (16, 16040671), (31, 8279056), (62, 4139528), (67, 3830608), (124, 2069764), (134, 1915304), (248, 1034882), (268, 957652), (496, 517441), (536, 478826), (1072, 239413), (2077, 123568), (4154, 61784), (7723, 33232), (8308, 30892), (15446, 16616)]