72166480

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7103}}^1$

素因数の和:7243

約数の個数: 40

約数和(自身を含む): 169132032

約数和(自身を除く): 96965552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 7103, 10160, 14206, 28412, 35515, 56824, 71030, 113648, 142060, 284120, 568240, 902081, 1804162, 3608324, 4510405, 7216648, 9020810, 14433296, 18041620, 36083240, 72166480]

約数ペア:

[(1, 72166480), (2, 36083240), (4, 18041620), (5, 14433296), (8, 9020810), (10, 7216648), (16, 4510405), (20, 3608324), (40, 1804162), (80, 902081), (127, 568240), (254, 284120), (508, 142060), (635, 113648), (1016, 71030), (1270, 56824), (2032, 35515), (2540, 28412), (5080, 14206), (7103, 10160)]