64675300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^2\times {\mathrm{673}}^1$

素因数の和:749

約数の個数: 54

約数和(自身を含む): 145234194

約数和(自身を除く): 80558894

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 673, 775, 961, 1346, 1550, 1922, 2692, 3100, 3365, 3844, 4805, 6730, 9610, 13460, 16825, 19220, 20863, 24025, 33650, 41726, 48050, 67300, 83452, 96100, 104315, 208630, 417260, 521575, 646753, 1043150, 1293506, 2086300, 2587012, 3233765, 6467530, 12935060, 16168825, 32337650, 64675300]

約数ペア:

[(1, 64675300), (2, 32337650), (4, 16168825), (5, 12935060), (10, 6467530), (20, 3233765), (25, 2587012), (31, 2086300), (50, 1293506), (62, 1043150), (100, 646753), (124, 521575), (155, 417260), (310, 208630), (620, 104315), (673, 96100), (775, 83452), (961, 67300), (1346, 48050), (1550, 41726), (1922, 33650), (2692, 24025), (3100, 20863), (3365, 19220), (3844, 16825), (4805, 13460), (6730, 9610)]