20166485008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{78623}}^1$

素因数の和:78712

約数の個数: 80

約数和(自身を含む): 44223169536

約数和(自身を除く): 24056684528

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 41, 46, 68, 82, 92, 136, 164, 184, 272, 328, 368, 391, 656, 697, 782, 943, 1394, 1564, 1886, 2788, 3128, 3772, 5576, 6256, 7544, 11152, 15088, 16031, 32062, 64124, 78623, 128248, 157246, 256496, 314492, 628984, 1257968, 1336591, 1808329, 2673182, 3223543, 3616658, 5346364, 6447086, 7233316, 10692728, 12894172, 14466632, 21385456, 25788344, 28933264, 30741593, 51576688, 54800231, 61483186, 74141489, 109600462, 122966372, 148282978, 219200924, 245932744, 296565956, 438401848, 491865488, 593131912, 876803696, 1186263824, 1260405313, 2520810626, 5041621252, 10083242504, 20166485008]

約数ペア:

[(1, 20166485008), (2, 10083242504), (4, 5041621252), (8, 2520810626), (16, 1260405313), (17, 1186263824), (23, 876803696), (34, 593131912), (41, 491865488), (46, 438401848), (68, 296565956), (82, 245932744), (92, 219200924), (136, 148282978), (164, 122966372), (184, 109600462), (272, 74141489), (328, 61483186), (368, 54800231), (391, 51576688), (656, 30741593), (697, 28933264), (782, 25788344), (943, 21385456), (1394, 14466632), (1564, 12894172), (1886, 10692728), (2788, 7233316), (3128, 6447086), (3772, 5346364), (5576, 3616658), (6256, 3223543), (7544, 2673182), (11152, 1808329), (15088, 1336591), (16031, 1257968), (32062, 628984), (64124, 314492), (78623, 256496), (128248, 157246)]