51639216

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 138276864

約数和(自身を除く): 86637648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 127, 129, 172, 197, 254, 258, 344, 381, 394, 508, 516, 591, 688, 762, 788, 1016, 1032, 1182, 1524, 1576, 2032, 2064, 2364, 3048, 3152, 4728, 5461, 6096, 8471, 9456, 10922, 16383, 16942, 21844, 25019, 25413, 32766, 33884, 43688, 50038, 50826, 65532, 67768, 75057, 87376, 100076, 101652, 131064, 135536, 150114, 200152, 203304, 262128, 300228, 400304, 406608, 600456, 1075817, 1200912, 2151634, 3227451, 4303268, 6454902, 8606536, 12909804, 17213072, 25819608, 51639216]

約数ペア:

[(1, 51639216), (2, 25819608), (3, 17213072), (4, 12909804), (6, 8606536), (8, 6454902), (12, 4303268), (16, 3227451), (24, 2151634), (43, 1200912), (48, 1075817), (86, 600456), (127, 406608), (129, 400304), (172, 300228), (197, 262128), (254, 203304), (258, 200152), (344, 150114), (381, 135536), (394, 131064), (508, 101652), (516, 100076), (591, 87376), (688, 75057), (762, 67768), (788, 65532), (1016, 50826), (1032, 50038), (1182, 43688), (1524, 33884), (1576, 32766), (2032, 25413), (2064, 25019), (2364, 21844), (3048, 16942), (3152, 16383), (4728, 10922), (5461, 9456), (6096, 8471)]