47198840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1$

素因数の和:816

約数の個数: 64

約数和(自身を含む): 115365600

約数和(自身を除く): 68166760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 139, 260, 278, 520, 556, 653, 695, 1112, 1306, 1390, 1807, 2612, 2780, 3265, 3614, 5224, 5560, 6530, 7228, 8489, 9035, 13060, 14456, 16978, 18070, 26120, 33956, 36140, 42445, 67912, 72280, 84890, 90767, 169780, 181534, 339560, 363068, 453835, 726136, 907670, 1179971, 1815340, 2359942, 3630680, 4719884, 5899855, 9439768, 11799710, 23599420, 47198840]

約数ペア:

[(1, 47198840), (2, 23599420), (4, 11799710), (5, 9439768), (8, 5899855), (10, 4719884), (13, 3630680), (20, 2359942), (26, 1815340), (40, 1179971), (52, 907670), (65, 726136), (104, 453835), (130, 363068), (139, 339560), (260, 181534), (278, 169780), (520, 90767), (556, 84890), (653, 72280), (695, 67912), (1112, 42445), (1306, 36140), (1390, 33956), (1807, 26120), (2612, 18070), (2780, 16978), (3265, 14456), (3614, 13060), (5224, 9035), (5560, 8489), (6530, 7228)]