81624256

素因数分解:

$2^6\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1091}}^1$

素因数の和:1277

約数の個数: 56

約数和(自身を含む): 186391296

約数和(自身を除く): 104767040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 167, 224, 334, 448, 668, 1091, 1169, 1336, 2182, 2338, 2672, 4364, 4676, 5344, 7637, 8728, 9352, 10688, 15274, 17456, 18704, 30548, 34912, 37408, 61096, 69824, 74816, 122192, 182197, 244384, 364394, 488768, 728788, 1275379, 1457576, 2550758, 2915152, 5101516, 5830304, 10203032, 11660608, 20406064, 40812128, 81624256]

約数ペア:

[(1, 81624256), (2, 40812128), (4, 20406064), (7, 11660608), (8, 10203032), (14, 5830304), (16, 5101516), (28, 2915152), (32, 2550758), (56, 1457576), (64, 1275379), (112, 728788), (167, 488768), (224, 364394), (334, 244384), (448, 182197), (668, 122192), (1091, 74816), (1169, 69824), (1336, 61096), (2182, 37408), (2338, 34912), (2672, 30548), (4364, 18704), (4676, 17456), (5344, 15274), (7637, 10688), (8728, 9352)]