65539980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:524

約数の個数: 144

約数和(自身を含む): 220147200

約数和(自身を除く): 154607220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 79, 90, 99, 110, 132, 158, 165, 180, 198, 220, 237, 316, 330, 395, 396, 419, 474, 495, 660, 711, 790, 838, 869, 948, 990, 1185, 1257, 1422, 1580, 1676, 1738, 1980, 2095, 2370, 2514, 2607, 2844, 3476, 3555, 3771, 4190, 4345, 4609, 4740, 5028, 5214, 6285, 7110, 7542, 7821, 8380, 8690, 9218, 10428, 12570, 13035, 13827, 14220, 15084, 15642, 17380, 18436, 18855, 23045, 25140, 26070, 27654, 31284, 33101, 37710, 39105, 41481, 46090, 52140, 55308, 66202, 69135, 75420, 78210, 82962, 92180, 99303, 132404, 138270, 156420, 165505, 165924, 198606, 207405, 276540, 297909, 331010, 364111, 397212, 414810, 496515, 595818, 662020, 728222, 829620, 993030, 1092333, 1191636, 1456444, 1489545, 1820555, 1986060, 2184666, 2979090, 3276999, 3641110, 4369332, 5461665, 5958180, 6553998, 7282220, 10923330, 13107996, 16384995, 21846660, 32769990, 65539980]

約数ペア:

[(1, 65539980), (2, 32769990), (3, 21846660), (4, 16384995), (5, 13107996), (6, 10923330), (9, 7282220), (10, 6553998), (11, 5958180), (12, 5461665), (15, 4369332), (18, 3641110), (20, 3276999), (22, 2979090), (30, 2184666), (33, 1986060), (36, 1820555), (44, 1489545), (45, 1456444), (55, 1191636), (60, 1092333), (66, 993030), (79, 829620), (90, 728222), (99, 662020), (110, 595818), (132, 496515), (158, 414810), (165, 397212), (180, 364111), (198, 331010), (220, 297909), (237, 276540), (316, 207405), (330, 198606), (395, 165924), (396, 165505), (419, 156420), (474, 138270), (495, 132404), (660, 99303), (711, 92180), (790, 82962), (838, 78210), (869, 75420), (948, 69135), (990, 66202), (1185, 55308), (1257, 52140), (1422, 46090), (1580, 41481), (1676, 39105), (1738, 37710), (1980, 33101), (2095, 31284), (2370, 27654), (2514, 26070), (2607, 25140), (2844, 23045), (3476, 18855), (3555, 18436), (3771, 17380), (4190, 15642), (4345, 15084), (4609, 14220), (4740, 13827), (5028, 13035), (5214, 12570), (6285, 10428), (7110, 9218), (7542, 8690), (7821, 8380)]