81730684

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{709}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 171763200

約数和(自身を除く): 90032516

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 179, 322, 358, 644, 709, 716, 1253, 1418, 2506, 2836, 4117, 4963, 5012, 8234, 9926, 16307, 16468, 19852, 28819, 32614, 57638, 65228, 114149, 115276, 126911, 228298, 253822, 456596, 507644, 888377, 1776754, 2918953, 3553508, 5837906, 11675812, 20432671, 40865342, 81730684]

約数ペア:

[(1, 81730684), (2, 40865342), (4, 20432671), (7, 11675812), (14, 5837906), (23, 3553508), (28, 2918953), (46, 1776754), (92, 888377), (161, 507644), (179, 456596), (322, 253822), (358, 228298), (644, 126911), (709, 115276), (716, 114149), (1253, 65228), (1418, 57638), (2506, 32614), (2836, 28819), (4117, 19852), (4963, 16468), (5012, 16307), (8234, 9926)]