204336128

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 88

約数和(自身を含む): 434684544

約数和(自身を除く): 230348416

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 128, 157, 164, 248, 256, 314, 328, 496, 512, 628, 656, 992, 1024, 1256, 1271, 1312, 1984, 2512, 2542, 2624, 3968, 4867, 5024, 5084, 5248, 6437, 7936, 9734, 10048, 10168, 10496, 12874, 15872, 19468, 20096, 20336, 20992, 25748, 31744, 38936, 40192, 40672, 41984, 51496, 77872, 80384, 81344, 102992, 155744, 160768, 162688, 199547, 205984, 311488, 325376, 399094, 411968, 622976, 650752, 798188, 823936, 1245952, 1301504, 1596376, 1647872, 2491904, 3192752, 3295744, 4983808, 6385504, 6591488, 12771008, 25542016, 51084032, 102168064, 204336128]

約数ペア:

[(1, 204336128), (2, 102168064), (4, 51084032), (8, 25542016), (16, 12771008), (31, 6591488), (32, 6385504), (41, 4983808), (62, 3295744), (64, 3192752), (82, 2491904), (124, 1647872), (128, 1596376), (157, 1301504), (164, 1245952), (248, 823936), (256, 798188), (314, 650752), (328, 622976), (496, 411968), (512, 399094), (628, 325376), (656, 311488), (992, 205984), (1024, 199547), (1256, 162688), (1271, 160768), (1312, 155744), (1984, 102992), (2512, 81344), (2542, 80384), (2624, 77872), (3968, 51496), (4867, 41984), (5024, 40672), (5084, 40192), (5248, 38936), (6437, 31744), (7936, 25748), (9734, 20992), (10048, 20336), (10168, 20096), (10496, 19468), (12874, 15872)]