25955366840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49914167}}^1$

素因数の和:49914191

約数の個数: 32

約数和(自身を含む): 62891851680

約数和(自身を除く): 36936484840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 49914167, 99828334, 199656668, 249570835, 399313336, 499141670, 648884171, 998283340, 1297768342, 1996566680, 2595536684, 3244420855, 5191073368, 6488841710, 12977683420, 25955366840]

約数ペア:

[(1, 25955366840), (2, 12977683420), (4, 6488841710), (5, 5191073368), (8, 3244420855), (10, 2595536684), (13, 1996566680), (20, 1297768342), (26, 998283340), (40, 648884171), (52, 499141670), (65, 399313336), (104, 249570835), (130, 199656668), (260, 99828334), (520, 49914167)]