81382912

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{12227}}^1$

素因数の和:12258

約数の個数: 40

約数和(自身を含む): 175129416

約数和(自身を除く): 93746504

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 12227, 24454, 48908, 97816, 158951, 195632, 317902, 391264, 635804, 782528, 1271608, 1565056, 2543216, 3130112, 5086432, 6260224, 10172864, 20345728, 40691456, 81382912]

約数ペア:

[(1, 81382912), (2, 40691456), (4, 20345728), (8, 10172864), (13, 6260224), (16, 5086432), (26, 3130112), (32, 2543216), (52, 1565056), (64, 1271608), (104, 782528), (128, 635804), (208, 391264), (256, 317902), (416, 195632), (512, 158951), (832, 97816), (1664, 48908), (3328, 24454), (6656, 12227)]