25852768

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:551

約数の個数: 48

約数和(自身を含む): 54235440

約数和(自身を除く): 28382672

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 101, 152, 202, 304, 404, 421, 608, 808, 842, 1616, 1684, 1919, 3232, 3368, 3838, 6736, 7676, 7999, 13472, 15352, 15998, 30704, 31996, 42521, 61408, 63992, 85042, 127984, 170084, 255968, 340168, 680336, 807899, 1360672, 1615798, 3231596, 6463192, 12926384, 25852768]

約数ペア:

[(1, 25852768), (2, 12926384), (4, 6463192), (8, 3231596), (16, 1615798), (19, 1360672), (32, 807899), (38, 680336), (76, 340168), (101, 255968), (152, 170084), (202, 127984), (304, 85042), (404, 63992), (421, 61408), (608, 42521), (808, 31996), (842, 30704), (1616, 15998), (1684, 15352), (1919, 13472), (3232, 7999), (3368, 7676), (3838, 6736)]