81326328

素因数分解:

$2^3\times 3^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:476

約数の個数: 64

約数和(自身を含む): 207567360

約数和(自身を除く): 126241032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 103, 167, 197, 206, 309, 334, 394, 412, 501, 591, 618, 668, 788, 824, 1002, 1182, 1236, 1336, 1576, 2004, 2364, 2472, 4008, 4728, 17201, 20291, 32899, 34402, 40582, 51603, 60873, 65798, 68804, 81164, 98697, 103206, 121746, 131596, 137608, 162328, 197394, 206412, 243492, 263192, 394788, 412824, 486984, 789576, 3388597, 6777194, 10165791, 13554388, 20331582, 27108776, 40663164, 81326328]

約数ペア:

[(1, 81326328), (2, 40663164), (3, 27108776), (4, 20331582), (6, 13554388), (8, 10165791), (12, 6777194), (24, 3388597), (103, 789576), (167, 486984), (197, 412824), (206, 394788), (309, 263192), (334, 243492), (394, 206412), (412, 197394), (501, 162328), (591, 137608), (618, 131596), (668, 121746), (788, 103206), (824, 98697), (1002, 81164), (1182, 68804), (1236, 65798), (1336, 60873), (1576, 51603), (2004, 40582), (2364, 34402), (2472, 32899), (4008, 20291), (4728, 17201)]