76687180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{691}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 167408640

約数和(自身を除く): 90721460

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 179, 310, 358, 620, 691, 716, 895, 1382, 1790, 2764, 3455, 3580, 5549, 6910, 11098, 13820, 21421, 22196, 27745, 42842, 55490, 85684, 107105, 110980, 123689, 214210, 247378, 428420, 494756, 618445, 1236890, 2473780, 3834359, 7668718, 15337436, 19171795, 38343590, 76687180]

約数ペア:

[(1, 76687180), (2, 38343590), (4, 19171795), (5, 15337436), (10, 7668718), (20, 3834359), (31, 2473780), (62, 1236890), (124, 618445), (155, 494756), (179, 428420), (310, 247378), (358, 214210), (620, 123689), (691, 110980), (716, 107105), (895, 85684), (1382, 55490), (1790, 42842), (2764, 27745), (3455, 22196), (3580, 21421), (5549, 13820), (6910, 11098)]