161432128

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:636

約数の個数: 112

約数和(自身を含む): 389168640

約数和(自身を除く): 227736512

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 32, 44, 52, 62, 64, 88, 104, 124, 143, 176, 208, 248, 286, 341, 352, 403, 416, 496, 569, 572, 682, 704, 806, 832, 992, 1138, 1144, 1364, 1612, 1984, 2276, 2288, 2728, 3224, 4433, 4552, 4576, 5456, 6259, 6448, 7397, 8866, 9104, 9152, 10912, 12518, 12896, 14794, 17639, 17732, 18208, 21824, 25036, 25792, 29588, 35278, 35464, 36416, 50072, 59176, 70556, 70928, 81367, 100144, 118352, 141112, 141856, 162734, 194029, 200288, 229307, 236704, 282224, 283712, 325468, 388058, 400576, 458614, 473408, 564448, 650936, 776116, 917228, 1128896, 1301872, 1552232, 1834456, 2522377, 2603744, 3104464, 3668912, 5044754, 5207488, 6208928, 7337824, 10089508, 12417856, 14675648, 20179016, 40358032, 80716064, 161432128]

約数ペア:

[(1, 161432128), (2, 80716064), (4, 40358032), (8, 20179016), (11, 14675648), (13, 12417856), (16, 10089508), (22, 7337824), (26, 6208928), (31, 5207488), (32, 5044754), (44, 3668912), (52, 3104464), (62, 2603744), (64, 2522377), (88, 1834456), (104, 1552232), (124, 1301872), (143, 1128896), (176, 917228), (208, 776116), (248, 650936), (286, 564448), (341, 473408), (352, 458614), (403, 400576), (416, 388058), (496, 325468), (569, 283712), (572, 282224), (682, 236704), (704, 229307), (806, 200288), (832, 194029), (992, 162734), (1138, 141856), (1144, 141112), (1364, 118352), (1612, 100144), (1984, 81367), (2276, 70928), (2288, 70556), (2728, 59176), (3224, 50072), (4433, 36416), (4552, 35464), (4576, 35278), (5456, 29588), (6259, 25792), (6448, 25036), (7397, 21824), (8866, 18208), (9104, 17732), (9152, 17639), (10912, 14794), (12518, 12896)]