25043968

素因数分解:

$2^{10}\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:718

約数の個数: 44

約数和(自身を含む): 51494332

約数和(自身を除く): 26450364

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 296, 512, 592, 661, 1024, 1184, 1322, 2368, 2644, 4736, 5288, 9472, 10576, 18944, 21152, 24457, 37888, 42304, 48914, 84608, 97828, 169216, 195656, 338432, 391312, 676864, 782624, 1565248, 3130496, 6260992, 12521984, 25043968]

約数ペア:

[(1, 25043968), (2, 12521984), (4, 6260992), (8, 3130496), (16, 1565248), (32, 782624), (37, 676864), (64, 391312), (74, 338432), (128, 195656), (148, 169216), (256, 97828), (296, 84608), (512, 48914), (592, 42304), (661, 37888), (1024, 24457), (1184, 21152), (1322, 18944), (2368, 10576), (2644, 9472), (4736, 5288)]