51945390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{11779}}^1$

素因数の和:11806

約数の個数: 72

約数和(自身を含む): 157121640

約数和(自身を除く): 105176250

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 11779, 23558, 35337, 58895, 70674, 82453, 106011, 117790, 164906, 176685, 212022, 247359, 353370, 412265, 494718, 530055, 577171, 742077, 824530, 1060110, 1154342, 1236795, 1484154, 1731513, 2473590, 2885855, 3463026, 3710385, 5194539, 5771710, 7420770, 8657565, 10389078, 17315130, 25972695, 51945390]

約数ペア:

[(1, 51945390), (2, 25972695), (3, 17315130), (5, 10389078), (6, 8657565), (7, 7420770), (9, 5771710), (10, 5194539), (14, 3710385), (15, 3463026), (18, 2885855), (21, 2473590), (30, 1731513), (35, 1484154), (42, 1236795), (45, 1154342), (49, 1060110), (63, 824530), (70, 742077), (90, 577171), (98, 530055), (105, 494718), (126, 412265), (147, 353370), (210, 247359), (245, 212022), (294, 176685), (315, 164906), (441, 117790), (490, 106011), (630, 82453), (735, 70674), (882, 58895), (1470, 35337), (2205, 23558), (4410, 11779)]