85280256

素因数分解:

$2^9\times 3^3\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:257

約数の個数: 160

約数和(自身を含む): 261888000

約数和(自身を除く): 176607744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 128, 144, 186, 192, 199, 216, 248, 256, 279, 288, 372, 384, 398, 432, 496, 512, 558, 576, 597, 744, 768, 796, 837, 864, 992, 1116, 1152, 1194, 1488, 1536, 1592, 1674, 1728, 1791, 1984, 2232, 2304, 2388, 2976, 3184, 3348, 3456, 3582, 3968, 4464, 4608, 4776, 5373, 5952, 6169, 6368, 6696, 6912, 7164, 7936, 8928, 9552, 10746, 11904, 12338, 12736, 13392, 13824, 14328, 15872, 17856, 18507, 19104, 21492, 23808, 24676, 25472, 26784, 28656, 35712, 37014, 38208, 42984, 47616, 49352, 50944, 53568, 55521, 57312, 71424, 74028, 76416, 85968, 98704, 101888, 107136, 111042, 114624, 142848, 148056, 152832, 166563, 171936, 197408, 214272, 222084, 229248, 296112, 305664, 333126, 343872, 394816, 428544, 444168, 458496, 592224, 666252, 687744, 789632, 888336, 916992, 1184448, 1332504, 1375488, 1579264, 1776672, 2368896, 2665008, 2750976, 3158528, 3553344, 4737792, 5330016, 7106688, 9475584, 10660032, 14213376, 21320064, 28426752, 42640128, 85280256]

約数ペア:

[(1, 85280256), (2, 42640128), (3, 28426752), (4, 21320064), (6, 14213376), (8, 10660032), (9, 9475584), (12, 7106688), (16, 5330016), (18, 4737792), (24, 3553344), (27, 3158528), (31, 2750976), (32, 2665008), (36, 2368896), (48, 1776672), (54, 1579264), (62, 1375488), (64, 1332504), (72, 1184448), (93, 916992), (96, 888336), (108, 789632), (124, 687744), (128, 666252), (144, 592224), (186, 458496), (192, 444168), (199, 428544), (216, 394816), (248, 343872), (256, 333126), (279, 305664), (288, 296112), (372, 229248), (384, 222084), (398, 214272), (432, 197408), (496, 171936), (512, 166563), (558, 152832), (576, 148056), (597, 142848), (744, 114624), (768, 111042), (796, 107136), (837, 101888), (864, 98704), (992, 85968), (1116, 76416), (1152, 74028), (1194, 71424), (1488, 57312), (1536, 55521), (1592, 53568), (1674, 50944), (1728, 49352), (1791, 47616), (1984, 42984), (2232, 38208), (2304, 37014), (2388, 35712), (2976, 28656), (3184, 26784), (3348, 25472), (3456, 24676), (3582, 23808), (3968, 21492), (4464, 19104), (4608, 18507), (4776, 17856), (5373, 15872), (5952, 14328), (6169, 13824), (6368, 13392), (6696, 12736), (6912, 12338), (7164, 11904), (7936, 10746), (8928, 9552)]