85781836

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2671}}^1$

素因数の和:2750

約数の個数: 48

約数和(自身を含む): 181952512

約数和(自身を除く): 96170676

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 148, 217, 259, 434, 518, 868, 1036, 1147, 2294, 2671, 4588, 5342, 8029, 10684, 16058, 18697, 32116, 37394, 74788, 82801, 98827, 165602, 197654, 331204, 395308, 579607, 691789, 1159214, 1383578, 2318428, 2767156, 3063637, 6127274, 12254548, 21445459, 42890918, 85781836]

約数ペア:

[(1, 85781836), (2, 42890918), (4, 21445459), (7, 12254548), (14, 6127274), (28, 3063637), (31, 2767156), (37, 2318428), (62, 1383578), (74, 1159214), (124, 691789), (148, 579607), (217, 395308), (259, 331204), (434, 197654), (518, 165602), (868, 98827), (1036, 82801), (1147, 74788), (2294, 37394), (2671, 32116), (4588, 18697), (5342, 16058), (8029, 10684)]