8181008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 18855936

約数和(自身を除く): 10674928

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 43, 44, 46, 47, 86, 88, 92, 94, 172, 176, 184, 188, 253, 344, 368, 376, 473, 506, 517, 688, 752, 946, 989, 1012, 1034, 1081, 1892, 1978, 2021, 2024, 2068, 2162, 3784, 3956, 4042, 4048, 4136, 4324, 7568, 7912, 8084, 8272, 8648, 10879, 11891, 15824, 16168, 17296, 21758, 22231, 23782, 32336, 43516, 44462, 46483, 47564, 87032, 88924, 92966, 95128, 174064, 177848, 185932, 190256, 355696, 371864, 511313, 743728, 1022626, 2045252, 4090504, 8181008]

約数ペア:

[(1, 8181008), (2, 4090504), (4, 2045252), (8, 1022626), (11, 743728), (16, 511313), (22, 371864), (23, 355696), (43, 190256), (44, 185932), (46, 177848), (47, 174064), (86, 95128), (88, 92966), (92, 88924), (94, 87032), (172, 47564), (176, 46483), (184, 44462), (188, 43516), (253, 32336), (344, 23782), (368, 22231), (376, 21758), (473, 17296), (506, 16168), (517, 15824), (688, 11891), (752, 10879), (946, 8648), (989, 8272), (1012, 8084), (1034, 7912), (1081, 7568), (1892, 4324), (1978, 4136), (2021, 4048), (2024, 4042), (2068, 3956), (2162, 3784)]