51521820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2011}}^1$

素因数の和:2091

約数の個数: 96

約数和(自身を含む): 167655936

約数和(自身を除く): 116134116

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 610, 732, 854, 915, 1220, 1281, 1708, 1830, 2011, 2135, 2562, 3660, 4022, 4270, 5124, 6033, 6405, 8044, 8540, 10055, 12066, 12810, 14077, 20110, 24132, 25620, 28154, 30165, 40220, 42231, 56308, 60330, 70385, 84462, 120660, 122671, 140770, 168924, 211155, 245342, 281540, 368013, 422310, 490684, 613355, 736026, 844620, 858697, 1226710, 1472052, 1717394, 1840065, 2453420, 2576091, 3434788, 3680130, 4293485, 5152182, 7360260, 8586970, 10304364, 12880455, 17173940, 25760910, 51521820]

約数ペア:

[(1, 51521820), (2, 25760910), (3, 17173940), (4, 12880455), (5, 10304364), (6, 8586970), (7, 7360260), (10, 5152182), (12, 4293485), (14, 3680130), (15, 3434788), (20, 2576091), (21, 2453420), (28, 1840065), (30, 1717394), (35, 1472052), (42, 1226710), (60, 858697), (61, 844620), (70, 736026), (84, 613355), (105, 490684), (122, 422310), (140, 368013), (183, 281540), (210, 245342), (244, 211155), (305, 168924), (366, 140770), (420, 122671), (427, 120660), (610, 84462), (732, 70385), (854, 60330), (915, 56308), (1220, 42231), (1281, 40220), (1708, 30165), (1830, 28154), (2011, 25620), (2135, 24132), (2562, 20110), (3660, 14077), (4022, 12810), (4270, 12066), (5124, 10055), (6033, 8540), (6405, 8044)]