161461888

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5813}}^1$

素因数の和:5865

約数の個数: 64

約数和(自身を含む): 379537920

約数和(自身を除く): 218076032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 5813, 6944, 11626, 13888, 23252, 27776, 40691, 46504, 81382, 93008, 162764, 180203, 186016, 325528, 360406, 372032, 651056, 720812, 744064, 1261421, 1302112, 1441624, 2522842, 2604224, 2883248, 5045684, 5208448, 5766496, 10091368, 11532992, 20182736, 23065984, 40365472, 80730944, 161461888]

約数ペア:

[(1, 161461888), (2, 80730944), (4, 40365472), (7, 23065984), (8, 20182736), (14, 11532992), (16, 10091368), (28, 5766496), (31, 5208448), (32, 5045684), (56, 2883248), (62, 2604224), (64, 2522842), (112, 1441624), (124, 1302112), (128, 1261421), (217, 744064), (224, 720812), (248, 651056), (434, 372032), (448, 360406), (496, 325528), (868, 186016), (896, 180203), (992, 162764), (1736, 93008), (1984, 81382), (3472, 46504), (3968, 40691), (5813, 27776), (6944, 23252), (11626, 13888)]