1979690752

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{619}}^1$

素因数の和:710

約数の個数: 108

約数和(自身を含む): 4404431640

約数和(自身を除く): 2424740888

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 619, 806, 832, 961, 992, 1238, 1612, 1664, 1922, 1984, 2476, 3224, 3328, 3844, 3968, 4952, 6448, 7688, 7936, 8047, 9904, 12493, 12896, 15376, 16094, 19189, 19808, 24986, 25792, 30752, 32188, 38378, 39616, 49972, 51584, 61504, 64376, 76756, 79232, 99944, 103168, 123008, 128752, 153512, 158464, 199888, 246016, 249457, 257504, 307024, 399776, 498914, 515008, 594859, 614048, 799552, 997828, 1030016, 1189718, 1228096, 1599104, 1995656, 2060032, 2379436, 2456192, 3198208, 3991312, 4758872, 4912384, 7733167, 7982624, 9517744, 15466334, 15965248, 19035488, 30932668, 31930496, 38070976, 61865336, 63860992, 76141952, 123730672, 152283904, 247461344, 494922688, 989845376, 1979690752]

約数ペア:

[(1, 1979690752), (2, 989845376), (4, 494922688), (8, 247461344), (13, 152283904), (16, 123730672), (26, 76141952), (31, 63860992), (32, 61865336), (52, 38070976), (62, 31930496), (64, 30932668), (104, 19035488), (124, 15965248), (128, 15466334), (208, 9517744), (248, 7982624), (256, 7733167), (403, 4912384), (416, 4758872), (496, 3991312), (619, 3198208), (806, 2456192), (832, 2379436), (961, 2060032), (992, 1995656), (1238, 1599104), (1612, 1228096), (1664, 1189718), (1922, 1030016), (1984, 997828), (2476, 799552), (3224, 614048), (3328, 594859), (3844, 515008), (3968, 498914), (4952, 399776), (6448, 307024), (7688, 257504), (7936, 249457), (8047, 246016), (9904, 199888), (12493, 158464), (12896, 153512), (15376, 128752), (16094, 123008), (19189, 103168), (19808, 99944), (24986, 79232), (25792, 76756), (30752, 64376), (32188, 61504), (38378, 51584), (39616, 49972)]