205712528

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{331}}^1$

素因数の和:556

約数の個数: 80

約数和(自身を含む): 474255360

約数和(自身を除く): 268542832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 179, 217, 248, 331, 358, 434, 496, 662, 716, 868, 1253, 1324, 1432, 1736, 2317, 2506, 2648, 2864, 3472, 4634, 5012, 5296, 5549, 9268, 10024, 10261, 11098, 18536, 20048, 20522, 22196, 37072, 38843, 41044, 44392, 59249, 71827, 77686, 82088, 88784, 118498, 143654, 155372, 164176, 236996, 287308, 310744, 414743, 473992, 574616, 621488, 829486, 947984, 1149232, 1658972, 1836719, 3317944, 3673438, 6635888, 7346876, 12857033, 14693752, 25714066, 29387504, 51428132, 102856264, 205712528]

約数ペア:

[(1, 205712528), (2, 102856264), (4, 51428132), (7, 29387504), (8, 25714066), (14, 14693752), (16, 12857033), (28, 7346876), (31, 6635888), (56, 3673438), (62, 3317944), (112, 1836719), (124, 1658972), (179, 1149232), (217, 947984), (248, 829486), (331, 621488), (358, 574616), (434, 473992), (496, 414743), (662, 310744), (716, 287308), (868, 236996), (1253, 164176), (1324, 155372), (1432, 143654), (1736, 118498), (2317, 88784), (2506, 82088), (2648, 77686), (2864, 71827), (3472, 59249), (4634, 44392), (5012, 41044), (5296, 38843), (5549, 37072), (9268, 22196), (10024, 20522), (10261, 20048), (11098, 18536)]