82986880

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1021}}^1$

素因数の和:1167

約数の個数: 64

約数和(自身を含む): 200148480

約数和(自身を除く): 117161600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 508, 635, 640, 1016, 1021, 1270, 2032, 2042, 2540, 4064, 4084, 5080, 5105, 8128, 8168, 10160, 10210, 16256, 16336, 20320, 20420, 32672, 40640, 40840, 65344, 81280, 81680, 129667, 130688, 163360, 259334, 326720, 518668, 648335, 653440, 1037336, 1296670, 2074672, 2593340, 4149344, 5186680, 8298688, 10373360, 16597376, 20746720, 41493440, 82986880]

約数ペア:

[(1, 82986880), (2, 41493440), (4, 20746720), (5, 16597376), (8, 10373360), (10, 8298688), (16, 5186680), (20, 4149344), (32, 2593340), (40, 2074672), (64, 1296670), (80, 1037336), (127, 653440), (128, 648335), (160, 518668), (254, 326720), (320, 259334), (508, 163360), (635, 130688), (640, 129667), (1016, 81680), (1021, 81280), (1270, 65344), (2032, 40840), (2042, 40640), (2540, 32672), (4064, 20420), (4084, 20320), (5080, 16336), (5105, 16256), (8128, 10210), (8168, 10160)]