82884620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45541}}^1$

素因数の和:45570

約数の個数: 48

約数和(自身を含む): 214229568

約数和(自身を除く): 131344948

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 45541, 91082, 182164, 227705, 318787, 455410, 592033, 637574, 910820, 1184066, 1275148, 1593935, 2368132, 2960165, 3187870, 4144231, 5920330, 6375740, 8288462, 11840660, 16576924, 20721155, 41442310, 82884620]

約数ペア:

[(1, 82884620), (2, 41442310), (4, 20721155), (5, 16576924), (7, 11840660), (10, 8288462), (13, 6375740), (14, 5920330), (20, 4144231), (26, 3187870), (28, 2960165), (35, 2368132), (52, 1593935), (65, 1275148), (70, 1184066), (91, 910820), (130, 637574), (140, 592033), (182, 455410), (260, 318787), (364, 227705), (455, 182164), (910, 91082), (1820, 45541)]