64243564

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{1249}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 141120000

約数和(自身を除く): 76876436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 167, 308, 334, 668, 1169, 1249, 1837, 2338, 2498, 3674, 4676, 4996, 7348, 8743, 12859, 13739, 17486, 25718, 27478, 34972, 51436, 54956, 96173, 192346, 208583, 384692, 417166, 834332, 1460081, 2294413, 2920162, 4588826, 5840324, 9177652, 16060891, 32121782, 64243564]

約数ペア:

[(1, 64243564), (2, 32121782), (4, 16060891), (7, 9177652), (11, 5840324), (14, 4588826), (22, 2920162), (28, 2294413), (44, 1460081), (77, 834332), (154, 417166), (167, 384692), (308, 208583), (334, 192346), (668, 96173), (1169, 54956), (1249, 51436), (1837, 34972), (2338, 27478), (2498, 25718), (3674, 17486), (4676, 13739), (4996, 12859), (7348, 8743)]