8581636208

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{641}}^1\times {\mathrm{1997}}^1$

素因数の和:3065

約数の個数: 40

約数和(自身を含む): 16700962320

約数和(自身を除く): 8119326112

約数列:

[1, 2, 4, 8, 16, 419, 641, 838, 1282, 1676, 1997, 2564, 3352, 3994, 5128, 6704, 7988, 10256, 15976, 31952, 268579, 537158, 836743, 1074316, 1280077, 1673486, 2148632, 2560154, 3346972, 4297264, 5120308, 6693944, 10240616, 13387888, 20481232, 536352263, 1072704526, 2145409052, 4290818104, 8581636208]

約数ペア:

[(1, 8581636208), (2, 4290818104), (4, 2145409052), (8, 1072704526), (16, 536352263), (419, 20481232), (641, 13387888), (838, 10240616), (1282, 6693944), (1676, 5120308), (1997, 4297264), (2564, 3346972), (3352, 2560154), (3994, 2148632), (5128, 1673486), (6704, 1280077), (7988, 1074316), (10256, 836743), (15976, 537158), (31952, 268579)]