636762320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{2647}}^1$

素因数の和:2788

約数の個数: 80

約数和(自身を含む): 1544567808

約数和(自身を除く): 907805488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 248, 310, 388, 485, 496, 620, 776, 970, 1240, 1552, 1940, 2480, 2647, 3007, 3880, 5294, 6014, 7760, 10588, 12028, 13235, 15035, 21176, 24056, 26470, 30070, 42352, 48112, 52940, 60140, 82057, 105880, 120280, 164114, 211760, 240560, 256759, 328228, 410285, 513518, 656456, 820570, 1027036, 1283795, 1312912, 1641140, 2054072, 2567590, 3282280, 4108144, 5135180, 6564560, 7959529, 10270360, 15919058, 20540720, 31838116, 39797645, 63676232, 79595290, 127352464, 159190580, 318381160, 636762320]

約数ペア:

[(1, 636762320), (2, 318381160), (4, 159190580), (5, 127352464), (8, 79595290), (10, 63676232), (16, 39797645), (20, 31838116), (31, 20540720), (40, 15919058), (62, 10270360), (80, 7959529), (97, 6564560), (124, 5135180), (155, 4108144), (194, 3282280), (248, 2567590), (310, 2054072), (388, 1641140), (485, 1312912), (496, 1283795), (620, 1027036), (776, 820570), (970, 656456), (1240, 513518), (1552, 410285), (1940, 328228), (2480, 256759), (2647, 240560), (3007, 211760), (3880, 164114), (5294, 120280), (6014, 105880), (7760, 82057), (10588, 60140), (12028, 52940), (13235, 48112), (15035, 42352), (21176, 30070), (24056, 26470)]