81669550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1511}}^1$

素因数の和:1593

約数の個数: 48

約数和(自身を含む): 161989632

約数和(自身を除く): 80320082

約数列:

[1, 2, 5, 10, 23, 25, 46, 47, 50, 94, 115, 230, 235, 470, 575, 1081, 1150, 1175, 1511, 2162, 2350, 3022, 5405, 7555, 10810, 15110, 27025, 34753, 37775, 54050, 69506, 71017, 75550, 142034, 173765, 347530, 355085, 710170, 868825, 1633391, 1737650, 1775425, 3266782, 3550850, 8166955, 16333910, 40834775, 81669550]

約数ペア:

[(1, 81669550), (2, 40834775), (5, 16333910), (10, 8166955), (23, 3550850), (25, 3266782), (46, 1775425), (47, 1737650), (50, 1633391), (94, 868825), (115, 710170), (230, 355085), (235, 347530), (470, 173765), (575, 142034), (1081, 75550), (1150, 71017), (1175, 69506), (1511, 54050), (2162, 37775), (2350, 34753), (3022, 27025), (5405, 15110), (7555, 10810)]