160911140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{21341}}^1$

素因数の和:21392

約数の個数: 48

約数和(自身を含む): 376472880

約数和(自身を除く): 215561740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 21341, 42682, 85364, 106705, 213410, 277433, 426820, 554866, 618889, 1109732, 1237778, 1387165, 2475556, 2774330, 3094445, 5548660, 6188890, 8045557, 12377780, 16091114, 32182228, 40227785, 80455570, 160911140]

約数ペア:

[(1, 160911140), (2, 80455570), (4, 40227785), (5, 32182228), (10, 16091114), (13, 12377780), (20, 8045557), (26, 6188890), (29, 5548660), (52, 3094445), (58, 2774330), (65, 2475556), (116, 1387165), (130, 1237778), (145, 1109732), (260, 618889), (290, 554866), (377, 426820), (580, 277433), (754, 213410), (1508, 106705), (1885, 85364), (3770, 42682), (7540, 21341)]