205476992

素因数分解:

$2^7\times 7^2\times {\mathrm{181}}^2$

素因数の和:390

約数の個数: 72

約数和(自身を含む): 478826505

約数和(自身を除く): 273349513

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 181, 196, 224, 362, 392, 448, 724, 784, 896, 1267, 1448, 1568, 2534, 2896, 3136, 5068, 5792, 6272, 8869, 10136, 11584, 17738, 20272, 23168, 32761, 35476, 40544, 65522, 70952, 81088, 131044, 141904, 162176, 229327, 262088, 283808, 458654, 524176, 567616, 917308, 1048352, 1135232, 1605289, 1834616, 2096704, 3210578, 3669232, 4193408, 6421156, 7338464, 12842312, 14676928, 25684624, 29353856, 51369248, 102738496, 205476992]

約数ペア:

[(1, 205476992), (2, 102738496), (4, 51369248), (7, 29353856), (8, 25684624), (14, 14676928), (16, 12842312), (28, 7338464), (32, 6421156), (49, 4193408), (56, 3669232), (64, 3210578), (98, 2096704), (112, 1834616), (128, 1605289), (181, 1135232), (196, 1048352), (224, 917308), (362, 567616), (392, 524176), (448, 458654), (724, 283808), (784, 262088), (896, 229327), (1267, 162176), (1448, 141904), (1568, 131044), (2534, 81088), (2896, 70952), (3136, 65522), (5068, 40544), (5792, 35476), (6272, 32761), (8869, 23168), (10136, 20272), (11584, 17738)]