56551823980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{346561}}^1$

素因数の和:346810

約数の個数: 48

約数和(自身を含む): 122267073600

約数和(自身を除く): 65715249620

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 199, 205, 398, 410, 796, 820, 995, 1990, 3980, 8159, 16318, 32636, 40795, 81590, 163180, 346561, 693122, 1386244, 1732805, 3465610, 6931220, 14209001, 28418002, 56836004, 68965639, 71045005, 137931278, 142090010, 275862556, 284180020, 344828195, 689656390, 1379312780, 2827591199, 5655182398, 11310364796, 14137955995, 28275911990, 56551823980]

約数ペア:

[(1, 56551823980), (2, 28275911990), (4, 14137955995), (5, 11310364796), (10, 5655182398), (20, 2827591199), (41, 1379312780), (82, 689656390), (164, 344828195), (199, 284180020), (205, 275862556), (398, 142090010), (410, 137931278), (796, 71045005), (820, 68965639), (995, 56836004), (1990, 28418002), (3980, 14209001), (8159, 6931220), (16318, 3465610), (32636, 1732805), (40795, 1386244), (81590, 693122), (163180, 346561)]