261745648

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{587}}^1$

素因数の和:686

約数の個数: 60

約数和(自身を含む): 543012120

約数和(自身を除く): 281266472

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 116, 124, 232, 248, 464, 496, 587, 899, 961, 1174, 1798, 1922, 2348, 3596, 3844, 4696, 7192, 7688, 9392, 14384, 15376, 17023, 18197, 27869, 34046, 36394, 55738, 68092, 72788, 111476, 136184, 145576, 222952, 272368, 291152, 445904, 527713, 564107, 1055426, 1128214, 2110852, 2256428, 4221704, 4512856, 8443408, 9025712, 16359103, 32718206, 65436412, 130872824, 261745648]

約数ペア:

[(1, 261745648), (2, 130872824), (4, 65436412), (8, 32718206), (16, 16359103), (29, 9025712), (31, 8443408), (58, 4512856), (62, 4221704), (116, 2256428), (124, 2110852), (232, 1128214), (248, 1055426), (464, 564107), (496, 527713), (587, 445904), (899, 291152), (961, 272368), (1174, 222952), (1798, 145576), (1922, 136184), (2348, 111476), (3596, 72788), (3844, 68092), (4696, 55738), (7192, 36394), (7688, 34046), (9392, 27869), (14384, 18197), (15376, 17023)]