264668889424

素因数分解:

$2^4\times {\mathrm{499}}^1\times {\mathrm{4007}}^1\times {\mathrm{8273}}^1$

素因数の和:12787

約数の個数: 40

約数和(自身を含む): 514013976000

約数和(自身を除く): 249345086576

約数列:

[1, 2, 4, 8, 16, 499, 998, 1996, 3992, 4007, 7984, 8014, 8273, 16028, 16546, 32056, 33092, 64112, 66184, 132368, 1999493, 3998986, 4128227, 7997972, 8256454, 15995944, 16512908, 31991888, 33025816, 33149911, 66051632, 66299822, 132599644, 265199288, 530398576, 16541805589, 33083611178, 66167222356, 132334444712, 264668889424]

約数ペア:

[(1, 264668889424), (2, 132334444712), (4, 66167222356), (8, 33083611178), (16, 16541805589), (499, 530398576), (998, 265199288), (1996, 132599644), (3992, 66299822), (4007, 66051632), (7984, 33149911), (8014, 33025816), (8273, 31991888), (16028, 16512908), (16546, 15995944), (32056, 8256454), (33092, 7997972), (64112, 4128227), (66184, 3998986), (132368, 1999493)]