750731020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{32443}}^1$

素因数の和:32554

約数の個数: 48

約数和(自身を含む): 1716936480

約数和(自身を除く): 966205460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 4628, 5785, 11570, 23140, 32443, 64886, 129772, 162215, 324430, 421759, 648860, 843518, 1687036, 2108795, 2887427, 4217590, 5774854, 8435180, 11549708, 14437135, 28874270, 37536551, 57748540, 75073102, 150146204, 187682755, 375365510, 750731020]

約数ペア:

[(1, 750731020), (2, 375365510), (4, 187682755), (5, 150146204), (10, 75073102), (13, 57748540), (20, 37536551), (26, 28874270), (52, 14437135), (65, 11549708), (89, 8435180), (130, 5774854), (178, 4217590), (260, 2887427), (356, 2108795), (445, 1687036), (890, 843518), (1157, 648860), (1780, 421759), (2314, 324430), (4628, 162215), (5785, 129772), (11570, 64886), (23140, 32443)]