131567552

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{421}}^1$

素因数の和:709

約数の個数: 56

約数和(自身を含む): 276545040

約数和(自身を除く): 144977488

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 257, 304, 421, 514, 608, 842, 1028, 1216, 1684, 2056, 3368, 4112, 4883, 6736, 7999, 8224, 9766, 13472, 15998, 16448, 19532, 26944, 31996, 39064, 63992, 78128, 108197, 127984, 156256, 216394, 255968, 312512, 432788, 511936, 865576, 1731152, 2055743, 3462304, 4111486, 6924608, 8222972, 16445944, 32891888, 65783776, 131567552]

約数ペア:

[(1, 131567552), (2, 65783776), (4, 32891888), (8, 16445944), (16, 8222972), (19, 6924608), (32, 4111486), (38, 3462304), (64, 2055743), (76, 1731152), (152, 865576), (257, 511936), (304, 432788), (421, 312512), (514, 255968), (608, 216394), (842, 156256), (1028, 127984), (1216, 108197), (1684, 78128), (2056, 63992), (3368, 39064), (4112, 31996), (4883, 26944), (6736, 19532), (7999, 16448), (8224, 15998), (9766, 13472)]