91818560

素因数分解:

$2^6\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1091}}^1$

素因数の和:1371

約数の個数: 56

約数和(自身を含む): 219675456

約数和(自身を除く): 127856896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 263, 320, 526, 1052, 1091, 1315, 2104, 2182, 2630, 4208, 4364, 5260, 5455, 8416, 8728, 10520, 10910, 16832, 17456, 21040, 21820, 34912, 42080, 43640, 69824, 84160, 87280, 174560, 286933, 349120, 573866, 1147732, 1434665, 2295464, 2869330, 4590928, 5738660, 9181856, 11477320, 18363712, 22954640, 45909280, 91818560]

約数ペア:

[(1, 91818560), (2, 45909280), (4, 22954640), (5, 18363712), (8, 11477320), (10, 9181856), (16, 5738660), (20, 4590928), (32, 2869330), (40, 2295464), (64, 1434665), (80, 1147732), (160, 573866), (263, 349120), (320, 286933), (526, 174560), (1052, 87280), (1091, 84160), (1315, 69824), (2104, 43640), (2182, 42080), (2630, 34912), (4208, 21820), (4364, 21040), (5260, 17456), (5455, 16832), (8416, 10910), (8728, 10520)]