385991168

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{293}}^1$

素因数の和:425

約数の個数: 80

約数和(自身を含む): 808448256

約数和(自身を除く): 422457088

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 83, 124, 128, 166, 248, 256, 293, 332, 496, 512, 586, 664, 992, 1172, 1328, 1984, 2344, 2573, 2656, 3968, 4688, 5146, 5312, 7936, 9083, 9376, 10292, 10624, 15872, 18166, 18752, 20584, 21248, 24319, 36332, 37504, 41168, 42496, 48638, 72664, 75008, 82336, 97276, 145328, 150016, 164672, 194552, 290656, 329344, 389104, 581312, 658688, 753889, 778208, 1162624, 1317376, 1507778, 1556416, 2325248, 3015556, 3112832, 4650496, 6031112, 6225664, 12062224, 12451328, 24124448, 48248896, 96497792, 192995584, 385991168]

約数ペア:

[(1, 385991168), (2, 192995584), (4, 96497792), (8, 48248896), (16, 24124448), (31, 12451328), (32, 12062224), (62, 6225664), (64, 6031112), (83, 4650496), (124, 3112832), (128, 3015556), (166, 2325248), (248, 1556416), (256, 1507778), (293, 1317376), (332, 1162624), (496, 778208), (512, 753889), (586, 658688), (664, 581312), (992, 389104), (1172, 329344), (1328, 290656), (1984, 194552), (2344, 164672), (2573, 150016), (2656, 145328), (3968, 97276), (4688, 82336), (5146, 75008), (5312, 72664), (7936, 48638), (9083, 42496), (9376, 41168), (10292, 37504), (10624, 36332), (15872, 24319), (18166, 21248), (18752, 20584)]