64738140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5477}}^1$

素因数の和:5686

約数の個数: 48

約数和(自身を含む): 182220192

約数和(自身を除く): 117482052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2364, 2955, 3940, 5477, 5910, 10954, 11820, 16431, 21908, 27385, 32862, 54770, 65724, 82155, 109540, 164310, 328620, 1078969, 2157938, 3236907, 4315876, 5394845, 6473814, 10789690, 12947628, 16184535, 21579380, 32369070, 64738140]

約数ペア:

[(1, 64738140), (2, 32369070), (3, 21579380), (4, 16184535), (5, 12947628), (6, 10789690), (10, 6473814), (12, 5394845), (15, 4315876), (20, 3236907), (30, 2157938), (60, 1078969), (197, 328620), (394, 164310), (591, 109540), (788, 82155), (985, 65724), (1182, 54770), (1970, 32862), (2364, 27385), (2955, 21908), (3940, 16431), (5477, 11820), (5910, 10954)]