61216660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{449}}^1$

素因数の和:876

約数の個数: 48

約数和(自身を含む): 136760400

約数和(自身を除く): 75543740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 401, 449, 802, 898, 1604, 1796, 2005, 2245, 4010, 4490, 6817, 7633, 8020, 8980, 13634, 15266, 27268, 30532, 34085, 38165, 68170, 76330, 136340, 152660, 180049, 360098, 720196, 900245, 1800490, 3060833, 3600980, 6121666, 12243332, 15304165, 30608330, 61216660]

約数ペア:

[(1, 61216660), (2, 30608330), (4, 15304165), (5, 12243332), (10, 6121666), (17, 3600980), (20, 3060833), (34, 1800490), (68, 900245), (85, 720196), (170, 360098), (340, 180049), (401, 152660), (449, 136340), (802, 76330), (898, 68170), (1604, 38165), (1796, 34085), (2005, 30532), (2245, 27268), (4010, 15266), (4490, 13634), (6817, 8980), (7633, 8020)]