31423823120

素因数分解:

$2^4\times 5^1\times {\mathrm{5507}}^1\times {\mathrm{71327}}^1$

素因数の和:76847

約数の個数: 40

約数和(自身を含む): 73074680064

約数和(自身を除く): 41650856944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5507, 11014, 22028, 27535, 44056, 55070, 71327, 88112, 110140, 142654, 220280, 285308, 356635, 440560, 570616, 713270, 1141232, 1426540, 2853080, 5706160, 392797789, 785595578, 1571191156, 1963988945, 3142382312, 3927977890, 6284764624, 7855955780, 15711911560, 31423823120]

約数ペア:

[(1, 31423823120), (2, 15711911560), (4, 7855955780), (5, 6284764624), (8, 3927977890), (10, 3142382312), (16, 1963988945), (20, 1571191156), (40, 785595578), (80, 392797789), (5507, 5706160), (11014, 2853080), (22028, 1426540), (27535, 1141232), (44056, 713270), (55070, 570616), (71327, 440560), (88112, 356635), (110140, 285308), (142654, 220280)]