80823276

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 209873664

約数和(自身を除く): 129050388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 103, 142, 206, 213, 284, 307, 309, 412, 426, 614, 618, 639, 852, 921, 927, 1228, 1236, 1278, 1842, 1854, 2556, 2763, 3684, 3708, 5526, 7313, 11052, 14626, 21797, 21939, 29252, 31621, 43594, 43878, 63242, 65391, 65817, 87188, 87756, 94863, 126484, 130782, 131634, 189726, 196173, 261564, 263268, 284589, 379452, 392346, 569178, 784692, 1138356, 2245091, 4490182, 6735273, 8980364, 13470546, 20205819, 26941092, 40411638, 80823276]

約数ペア:

[(1, 80823276), (2, 40411638), (3, 26941092), (4, 20205819), (6, 13470546), (9, 8980364), (12, 6735273), (18, 4490182), (36, 2245091), (71, 1138356), (103, 784692), (142, 569178), (206, 392346), (213, 379452), (284, 284589), (307, 263268), (309, 261564), (412, 196173), (426, 189726), (614, 131634), (618, 130782), (639, 126484), (852, 94863), (921, 87756), (927, 87188), (1228, 65817), (1236, 65391), (1278, 63242), (1842, 43878), (1854, 43594), (2556, 31621), (2763, 29252), (3684, 21939), (3708, 21797), (5526, 14626), (7313, 11052)]