61971760

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5573}}^1$

素因数の和:5725

約数の個数: 40

約数和(自身を含む): 145146960

約数和(自身を除く): 83175200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 5573, 11120, 11146, 22292, 27865, 44584, 55730, 89168, 111460, 222920, 445840, 774647, 1549294, 3098588, 3873235, 6197176, 7746470, 12394352, 15492940, 30985880, 61971760]

約数ペア:

[(1, 61971760), (2, 30985880), (4, 15492940), (5, 12394352), (8, 7746470), (10, 6197176), (16, 3873235), (20, 3098588), (40, 1549294), (80, 774647), (139, 445840), (278, 222920), (556, 111460), (695, 89168), (1112, 55730), (1390, 44584), (2224, 27865), (2780, 22292), (5560, 11146), (5573, 11120)]