51454816

素因数分解:

$2^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^2$

素因数の和:224

約数の個数: 72

約数和(自身を含む): 121126320

約数和(自身を除く): 69671504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 89, 112, 116, 178, 203, 224, 232, 356, 406, 464, 623, 712, 812, 928, 1246, 1424, 1624, 2492, 2581, 2848, 3248, 4984, 5162, 6496, 7921, 9968, 10324, 15842, 18067, 19936, 20648, 31684, 36134, 41296, 55447, 63368, 72268, 82592, 110894, 126736, 144536, 221788, 229709, 253472, 289072, 443576, 459418, 578144, 887152, 918836, 1607963, 1774304, 1837672, 3215926, 3675344, 6431852, 7350688, 12863704, 25727408, 51454816]

約数ペア:

[(1, 51454816), (2, 25727408), (4, 12863704), (7, 7350688), (8, 6431852), (14, 3675344), (16, 3215926), (28, 1837672), (29, 1774304), (32, 1607963), (56, 918836), (58, 887152), (89, 578144), (112, 459418), (116, 443576), (178, 289072), (203, 253472), (224, 229709), (232, 221788), (356, 144536), (406, 126736), (464, 110894), (623, 82592), (712, 72268), (812, 63368), (928, 55447), (1246, 41296), (1424, 36134), (1624, 31684), (2492, 20648), (2581, 19936), (2848, 18067), (3248, 15842), (4984, 10324), (5162, 9968), (6496, 7921)]