64509536240

素因数分解:

$2^4\times 5^1\times {\mathrm{5417}}^1\times {\mathrm{148859}}^1$

素因数の和:154289

約数の個数: 40

約数和(自身を含む): 150013367280

約数和(自身を除く): 85503831040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5417, 10834, 21668, 27085, 43336, 54170, 86672, 108340, 148859, 216680, 297718, 433360, 595436, 744295, 1190872, 1488590, 2381744, 2977180, 5954360, 11908720, 806369203, 1612738406, 3225476812, 4031846015, 6450953624, 8063692030, 12901907248, 16127384060, 32254768120, 64509536240]

約数ペア:

[(1, 64509536240), (2, 32254768120), (4, 16127384060), (5, 12901907248), (8, 8063692030), (10, 6450953624), (16, 4031846015), (20, 3225476812), (40, 1612738406), (80, 806369203), (5417, 11908720), (10834, 5954360), (21668, 2977180), (27085, 2381744), (43336, 1488590), (54170, 1190872), (86672, 744295), (108340, 595436), (148859, 433360), (216680, 297718)]