318135728

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{2437}}^1$

素因数の和:2685

約数の個数: 40

約数和(自身を含む): 634855200

約数和(自身を除く): 316719472

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 199, 328, 398, 656, 796, 1592, 2437, 3184, 4874, 8159, 9748, 16318, 19496, 32636, 38992, 65272, 99917, 130544, 199834, 399668, 484963, 799336, 969926, 1598672, 1939852, 3879704, 7759408, 19883483, 39766966, 79533932, 159067864, 318135728]

約数ペア:

[(1, 318135728), (2, 159067864), (4, 79533932), (8, 39766966), (16, 19883483), (41, 7759408), (82, 3879704), (164, 1939852), (199, 1598672), (328, 969926), (398, 799336), (656, 484963), (796, 399668), (1592, 199834), (2437, 130544), (3184, 99917), (4874, 65272), (8159, 38992), (9748, 32636), (16318, 19496)]