128574976

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{13217}}^1$

素因数の和:13254

約数の個数: 40

約数和(自身を含む): 270440280

約数和(自身を除く): 141865304

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 13217, 26434, 52868, 105736, 211472, 251123, 422944, 502246, 845888, 1004492, 1691776, 2008984, 3383552, 4017968, 6767104, 8035936, 16071872, 32143744, 64287488, 128574976]

約数ペア:

[(1, 128574976), (2, 64287488), (4, 32143744), (8, 16071872), (16, 8035936), (19, 6767104), (32, 4017968), (38, 3383552), (64, 2008984), (76, 1691776), (128, 1004492), (152, 845888), (256, 502246), (304, 422944), (512, 251123), (608, 211472), (1216, 105736), (2432, 52868), (4864, 26434), (9728, 13217)]