388532008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{557}}^1$

素因数の和:826

約数の個数: 64

約数和(自身を含む): 809948160

約数和(自身を除く): 421416152

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 223, 391, 446, 557, 782, 892, 1114, 1564, 1784, 2228, 3128, 3791, 4456, 5129, 7582, 9469, 10258, 12811, 15164, 18938, 20516, 25622, 30328, 37876, 41032, 51244, 75752, 87193, 102488, 124211, 174386, 217787, 248422, 348772, 435574, 496844, 697544, 871148, 993688, 1742296, 2111587, 2856853, 4223174, 5713706, 8446348, 11427412, 16892696, 22854824, 48566501, 97133002, 194266004, 388532008]

約数ペア:

[(1, 388532008), (2, 194266004), (4, 97133002), (8, 48566501), (17, 22854824), (23, 16892696), (34, 11427412), (46, 8446348), (68, 5713706), (92, 4223174), (136, 2856853), (184, 2111587), (223, 1742296), (391, 993688), (446, 871148), (557, 697544), (782, 496844), (892, 435574), (1114, 348772), (1564, 248422), (1784, 217787), (2228, 174386), (3128, 124211), (3791, 102488), (4456, 87193), (5129, 75752), (7582, 51244), (9469, 41032), (10258, 37876), (12811, 30328), (15164, 25622), (18938, 20516)]