257602024

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 522288000

約数和(自身を除く): 264685976

約数列:

[1, 2, 4, 8, 23, 46, 59, 61, 92, 118, 122, 184, 236, 244, 389, 472, 488, 778, 1357, 1403, 1556, 2714, 2806, 3112, 3599, 5428, 5612, 7198, 8947, 10856, 11224, 14396, 17894, 22951, 23729, 28792, 35788, 45902, 47458, 71576, 82777, 91804, 94916, 165554, 183608, 189832, 331108, 527873, 545767, 662216, 1055746, 1091534, 1400011, 2111492, 2183068, 2800022, 4222984, 4366136, 5600044, 11200088, 32200253, 64400506, 128801012, 257602024]

約数ペア:

[(1, 257602024), (2, 128801012), (4, 64400506), (8, 32200253), (23, 11200088), (46, 5600044), (59, 4366136), (61, 4222984), (92, 2800022), (118, 2183068), (122, 2111492), (184, 1400011), (236, 1091534), (244, 1055746), (389, 662216), (472, 545767), (488, 527873), (778, 331108), (1357, 189832), (1403, 183608), (1556, 165554), (2714, 94916), (2806, 91804), (3112, 82777), (3599, 71576), (5428, 47458), (5612, 45902), (7198, 35788), (8947, 28792), (10856, 23729), (11224, 22951), (14396, 17894)]