199815088

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:794

約数の個数: 80

約数和(自身を含む): 444828672

約数和(自身を除く): 245013584

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 53, 62, 88, 106, 124, 176, 212, 248, 341, 424, 496, 583, 682, 691, 848, 1166, 1364, 1382, 1643, 2332, 2728, 2764, 3286, 4664, 5456, 5528, 6572, 7601, 9328, 11056, 13144, 15202, 18073, 21421, 26288, 30404, 36146, 36623, 42842, 60808, 72292, 73246, 85684, 121616, 144584, 146492, 171368, 235631, 289168, 292984, 342736, 402853, 471262, 585968, 805706, 942524, 1135313, 1611412, 1885048, 2270626, 3222824, 3770096, 4541252, 6445648, 9082504, 12488443, 18165008, 24976886, 49953772, 99907544, 199815088]

約数ペア:

[(1, 199815088), (2, 99907544), (4, 49953772), (8, 24976886), (11, 18165008), (16, 12488443), (22, 9082504), (31, 6445648), (44, 4541252), (53, 3770096), (62, 3222824), (88, 2270626), (106, 1885048), (124, 1611412), (176, 1135313), (212, 942524), (248, 805706), (341, 585968), (424, 471262), (496, 402853), (583, 342736), (682, 292984), (691, 289168), (848, 235631), (1166, 171368), (1364, 146492), (1382, 144584), (1643, 121616), (2332, 85684), (2728, 73246), (2764, 72292), (3286, 60808), (4664, 42842), (5456, 36623), (5528, 36146), (6572, 30404), (7601, 26288), (9328, 21421), (11056, 18073), (13144, 15202)]