320121050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2749}}^1$

素因数の和:2915

約数の個数: 48

約数和(自身を含む): 635283000

約数和(自身を除く): 315161950

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 137, 170, 274, 425, 685, 850, 1370, 2329, 2749, 3425, 4658, 5498, 6850, 11645, 13745, 23290, 27490, 46733, 58225, 68725, 93466, 116450, 137450, 233665, 376613, 467330, 753226, 1168325, 1883065, 2336650, 3766130, 6402421, 9415325, 12804842, 18830650, 32012105, 64024210, 160060525, 320121050]

約数ペア:

[(1, 320121050), (2, 160060525), (5, 64024210), (10, 32012105), (17, 18830650), (25, 12804842), (34, 9415325), (50, 6402421), (85, 3766130), (137, 2336650), (170, 1883065), (274, 1168325), (425, 753226), (685, 467330), (850, 376613), (1370, 233665), (2329, 137450), (2749, 116450), (3425, 93466), (4658, 68725), (5498, 58225), (6850, 46733), (11645, 27490), (13745, 23290)]