40393856

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 84823200

約数和(自身を除く): 44429344

約数列:

[1, 2, 4, 8, 16, 32, 41, 43, 64, 82, 86, 128, 164, 172, 179, 328, 344, 358, 656, 688, 716, 1312, 1376, 1432, 1763, 2624, 2752, 2864, 3526, 5248, 5504, 5728, 7052, 7339, 7697, 11456, 14104, 14678, 15394, 22912, 28208, 29356, 30788, 56416, 58712, 61576, 112832, 117424, 123152, 225664, 234848, 246304, 315577, 469696, 492608, 631154, 939392, 985216, 1262308, 2524616, 5049232, 10098464, 20196928, 40393856]

約数ペア:

[(1, 40393856), (2, 20196928), (4, 10098464), (8, 5049232), (16, 2524616), (32, 1262308), (41, 985216), (43, 939392), (64, 631154), (82, 492608), (86, 469696), (128, 315577), (164, 246304), (172, 234848), (179, 225664), (328, 123152), (344, 117424), (358, 112832), (656, 61576), (688, 58712), (716, 56416), (1312, 30788), (1376, 29356), (1432, 28208), (1763, 22912), (2624, 15394), (2752, 14678), (2864, 14104), (3526, 11456), (5248, 7697), (5504, 7339), (5728, 7052)]