53771380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{206813}}^1$

素因数の和:206835

約数の個数: 24

約数和(自身を含む): 121606632

約数和(自身を除く): 67835252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 206813, 413626, 827252, 1034065, 2068130, 2688569, 4136260, 5377138, 10754276, 13442845, 26885690, 53771380]

約数ペア:

[(1, 53771380), (2, 26885690), (4, 13442845), (5, 10754276), (10, 5377138), (13, 4136260), (20, 2688569), (26, 2068130), (52, 1034065), (65, 827252), (130, 413626), (260, 206813)]