68481088

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1553}}^1$

素因数の和:1631

約数の個数: 56

約数和(自身を含む): 149202648

約数和(自身を除く): 80721560

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 208, 212, 416, 424, 689, 832, 848, 1378, 1553, 1696, 2756, 3106, 3392, 5512, 6212, 11024, 12424, 20189, 22048, 24848, 40378, 44096, 49696, 80756, 82309, 99392, 161512, 164618, 323024, 329236, 646048, 658472, 1070017, 1292096, 1316944, 2140034, 2633888, 4280068, 5267776, 8560136, 17120272, 34240544, 68481088]

約数ペア:

[(1, 68481088), (2, 34240544), (4, 17120272), (8, 8560136), (13, 5267776), (16, 4280068), (26, 2633888), (32, 2140034), (52, 1316944), (53, 1292096), (64, 1070017), (104, 658472), (106, 646048), (208, 329236), (212, 323024), (416, 164618), (424, 161512), (689, 99392), (832, 82309), (848, 80756), (1378, 49696), (1553, 44096), (1696, 40378), (2756, 24848), (3106, 22048), (3392, 20189), (5512, 12424), (6212, 11024)]