128912416

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1423}}^1$

素因数の和:1601

約数の個数: 48

約数和(自身を含む): 269136000

約数和(自身を除く): 140223584

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 149, 152, 298, 304, 596, 608, 1192, 1423, 2384, 2831, 2846, 4768, 5662, 5692, 11324, 11384, 22648, 22768, 27037, 45296, 45536, 54074, 90592, 108148, 212027, 216296, 424054, 432592, 848108, 865184, 1696216, 3392432, 4028513, 6784864, 8057026, 16114052, 32228104, 64456208, 128912416]

約数ペア:

[(1, 128912416), (2, 64456208), (4, 32228104), (8, 16114052), (16, 8057026), (19, 6784864), (32, 4028513), (38, 3392432), (76, 1696216), (149, 865184), (152, 848108), (298, 432592), (304, 424054), (596, 216296), (608, 212027), (1192, 108148), (1423, 90592), (2384, 54074), (2831, 45536), (2846, 45296), (4768, 27037), (5662, 22768), (5692, 22648), (11324, 11384)]