51720736

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 107926560

約数和(自身を除く): 56205824

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 257, 304, 331, 514, 608, 662, 1028, 1324, 2056, 2648, 4112, 4883, 5296, 6289, 8224, 9766, 10592, 12578, 19532, 25156, 39064, 50312, 78128, 85067, 100624, 156256, 170134, 201248, 340268, 680536, 1361072, 1616273, 2722144, 3232546, 6465092, 12930184, 25860368, 51720736]

約数ペア:

[(1, 51720736), (2, 25860368), (4, 12930184), (8, 6465092), (16, 3232546), (19, 2722144), (32, 1616273), (38, 1361072), (76, 680536), (152, 340268), (257, 201248), (304, 170134), (331, 156256), (514, 100624), (608, 85067), (662, 78128), (1028, 50312), (1324, 39064), (2056, 25156), (2648, 19532), (4112, 12578), (4883, 10592), (5296, 9766), (6289, 8224)]