77643244

素因数分解:

$2^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{4451}}^1$

素因数の和:4558

約数の個数: 36

約数和(自身を含む): 159871320

約数和(自身を除く): 82228076

約数列:

[1, 2, 4, 7, 14, 28, 49, 89, 98, 178, 196, 356, 623, 1246, 2492, 4361, 4451, 8722, 8902, 17444, 17804, 31157, 62314, 124628, 218099, 396139, 436198, 792278, 872396, 1584556, 2772973, 5545946, 11091892, 19410811, 38821622, 77643244]

約数ペア:

[(1, 77643244), (2, 38821622), (4, 19410811), (7, 11091892), (14, 5545946), (28, 2772973), (49, 1584556), (89, 872396), (98, 792278), (178, 436198), (196, 396139), (356, 218099), (623, 124628), (1246, 62314), (2492, 31157), (4361, 17804), (4451, 17444), (8722, 8902)]