71393792

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 80

約数和(自身を含む): 154677600

約数和(自身を除く): 83283808

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 64, 76, 82, 128, 152, 164, 179, 256, 304, 328, 358, 512, 608, 656, 716, 779, 1216, 1312, 1432, 1558, 2432, 2624, 2864, 3116, 3401, 4864, 5248, 5728, 6232, 6802, 7339, 9728, 10496, 11456, 12464, 13604, 14678, 20992, 22912, 24928, 27208, 29356, 45824, 49856, 54416, 58712, 91648, 99712, 108832, 117424, 139441, 199424, 217664, 234848, 278882, 398848, 435328, 469696, 557764, 870656, 939392, 1115528, 1741312, 1878784, 2231056, 3757568, 4462112, 8924224, 17848448, 35696896, 71393792]

約数ペア:

[(1, 71393792), (2, 35696896), (4, 17848448), (8, 8924224), (16, 4462112), (19, 3757568), (32, 2231056), (38, 1878784), (41, 1741312), (64, 1115528), (76, 939392), (82, 870656), (128, 557764), (152, 469696), (164, 435328), (179, 398848), (256, 278882), (304, 234848), (328, 217664), (358, 199424), (512, 139441), (608, 117424), (656, 108832), (716, 99712), (779, 91648), (1216, 58712), (1312, 54416), (1432, 49856), (1558, 45824), (2432, 29356), (2624, 27208), (2864, 24928), (3116, 22912), (3401, 20992), (4864, 14678), (5248, 13604), (5728, 12464), (6232, 11456), (6802, 10496), (7339, 9728)]