15678988585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{20113}}^1$

素因数の和:20377

約数の個数: 32

約数和(自身を含む): 20680410240

約数和(自身を除く): 5001421655

約数列:

[1, 5, 13, 65, 67, 179, 335, 871, 895, 2327, 4355, 11635, 11993, 20113, 59965, 100565, 155909, 261469, 779545, 1307345, 1347571, 3600227, 6737855, 17518423, 18001135, 46802951, 87592115, 234014755, 241215209, 1206076045, 3135797717, 15678988585]

約数ペア:

[(1, 15678988585), (5, 3135797717), (13, 1206076045), (65, 241215209), (67, 234014755), (179, 87592115), (335, 46802951), (871, 18001135), (895, 17518423), (2327, 6737855), (4355, 3600227), (11635, 1347571), (11993, 1307345), (20113, 779545), (59965, 261469), (100565, 155909)]