72138560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17341}}^1$

素因数の和:17371

約数の個数: 56

約数和(自身を含む): 185004456

約数和(自身を除く): 112865896

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 17341, 34682, 69364, 86705, 138728, 173410, 225433, 277456, 346820, 450866, 554912, 693640, 901732, 1109824, 1127165, 1387280, 1803464, 2254330, 2774560, 3606928, 4508660, 5549120, 7213856, 9017320, 14427712, 18034640, 36069280, 72138560]

約数ペア:

[(1, 72138560), (2, 36069280), (4, 18034640), (5, 14427712), (8, 9017320), (10, 7213856), (13, 5549120), (16, 4508660), (20, 3606928), (26, 2774560), (32, 2254330), (40, 1803464), (52, 1387280), (64, 1127165), (65, 1109824), (80, 901732), (104, 693640), (130, 554912), (160, 450866), (208, 346820), (260, 277456), (320, 225433), (416, 173410), (520, 138728), (832, 86705), (1040, 69364), (2080, 34682), (4160, 17341)]