71906560

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5107}}^1$

素因数の和:5139

約数の個数: 72

約数和(自身を含む): 187933536

約数和(自身を除く): 116026976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 5107, 7040, 10214, 14080, 20428, 25535, 40856, 51070, 56177, 81712, 102140, 112354, 163424, 204280, 224708, 280885, 326848, 408560, 449416, 561770, 653696, 817120, 898832, 1123540, 1307392, 1634240, 1797664, 2247080, 3268480, 3595328, 4494160, 6536960, 7190656, 8988320, 14381312, 17976640, 35953280, 71906560]

約数ペア:

[(1, 71906560), (2, 35953280), (4, 17976640), (5, 14381312), (8, 8988320), (10, 7190656), (11, 6536960), (16, 4494160), (20, 3595328), (22, 3268480), (32, 2247080), (40, 1797664), (44, 1634240), (55, 1307392), (64, 1123540), (80, 898832), (88, 817120), (110, 653696), (128, 561770), (160, 449416), (176, 408560), (220, 326848), (256, 280885), (320, 224708), (352, 204280), (440, 163424), (640, 112354), (704, 102140), (880, 81712), (1280, 56177), (1408, 51070), (1760, 40856), (2816, 25535), (3520, 20428), (5107, 14080), (7040, 10214)]