81930368

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1$

素因数の和:1009

約数の個数: 64

約数和(自身を含む): 179285400

約数和(自身を除く): 97355032

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 128, 208, 212, 416, 424, 689, 832, 848, 929, 1378, 1664, 1696, 1858, 2756, 3392, 3716, 5512, 6784, 7432, 11024, 12077, 14864, 22048, 24154, 29728, 44096, 48308, 49237, 59456, 88192, 96616, 98474, 118912, 193232, 196948, 386464, 393896, 640081, 772928, 787792, 1280162, 1545856, 1575584, 2560324, 3151168, 5120648, 6302336, 10241296, 20482592, 40965184, 81930368]

約数ペア:

[(1, 81930368), (2, 40965184), (4, 20482592), (8, 10241296), (13, 6302336), (16, 5120648), (26, 3151168), (32, 2560324), (52, 1575584), (53, 1545856), (64, 1280162), (104, 787792), (106, 772928), (128, 640081), (208, 393896), (212, 386464), (416, 196948), (424, 193232), (689, 118912), (832, 98474), (848, 96616), (929, 88192), (1378, 59456), (1664, 49237), (1696, 48308), (1858, 44096), (2756, 29728), (3392, 24154), (3716, 22048), (5512, 14864), (6784, 12077), (7432, 11024)]