51303280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{317}}^1$

素因数の和:371

約数の個数: 120

約数和(自身を含む): 145267488

約数和(自身を除く): 93964208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 289, 317, 340, 476, 560, 578, 595, 634, 680, 952, 1156, 1190, 1268, 1360, 1445, 1585, 1904, 2023, 2219, 2312, 2380, 2536, 2890, 3170, 4046, 4438, 4624, 4760, 5072, 5389, 5780, 6340, 8092, 8876, 9520, 10115, 10778, 11095, 11560, 12680, 16184, 17752, 20230, 21556, 22190, 23120, 25360, 26945, 32368, 35504, 37723, 40460, 43112, 44380, 53890, 75446, 80920, 86224, 88760, 91613, 107780, 150892, 161840, 177520, 183226, 188615, 215560, 301784, 366452, 377230, 431120, 458065, 603568, 641291, 732904, 754460, 916130, 1282582, 1465808, 1508920, 1832260, 2565164, 3017840, 3206455, 3664520, 5130328, 6412910, 7329040, 10260656, 12825820, 25651640, 51303280]

約数ペア:

[(1, 51303280), (2, 25651640), (4, 12825820), (5, 10260656), (7, 7329040), (8, 6412910), (10, 5130328), (14, 3664520), (16, 3206455), (17, 3017840), (20, 2565164), (28, 1832260), (34, 1508920), (35, 1465808), (40, 1282582), (56, 916130), (68, 754460), (70, 732904), (80, 641291), (85, 603568), (112, 458065), (119, 431120), (136, 377230), (140, 366452), (170, 301784), (238, 215560), (272, 188615), (280, 183226), (289, 177520), (317, 161840), (340, 150892), (476, 107780), (560, 91613), (578, 88760), (595, 86224), (634, 80920), (680, 75446), (952, 53890), (1156, 44380), (1190, 43112), (1268, 40460), (1360, 37723), (1445, 35504), (1585, 32368), (1904, 26945), (2023, 25360), (2219, 23120), (2312, 22190), (2380, 21556), (2536, 20230), (2890, 17752), (3170, 16184), (4046, 12680), (4438, 11560), (4624, 11095), (4760, 10778), (5072, 10115), (5389, 9520), (5780, 8876), (6340, 8092)]