61441840

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 149374368

約数和(自身を除く): 87932528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 53, 80, 86, 106, 172, 212, 215, 265, 337, 344, 424, 430, 530, 674, 688, 848, 860, 1060, 1348, 1685, 1720, 2120, 2279, 2696, 3370, 3440, 4240, 4558, 5392, 6740, 9116, 11395, 13480, 14491, 17861, 18232, 22790, 26960, 28982, 35722, 36464, 45580, 57964, 71444, 72455, 89305, 91160, 115928, 142888, 144910, 178610, 182320, 231856, 285776, 289820, 357220, 579640, 714440, 768023, 1159280, 1428880, 1536046, 3072092, 3840115, 6144184, 7680230, 12288368, 15360460, 30720920, 61441840]

約数ペア:

[(1, 61441840), (2, 30720920), (4, 15360460), (5, 12288368), (8, 7680230), (10, 6144184), (16, 3840115), (20, 3072092), (40, 1536046), (43, 1428880), (53, 1159280), (80, 768023), (86, 714440), (106, 579640), (172, 357220), (212, 289820), (215, 285776), (265, 231856), (337, 182320), (344, 178610), (424, 144910), (430, 142888), (530, 115928), (674, 91160), (688, 89305), (848, 72455), (860, 71444), (1060, 57964), (1348, 45580), (1685, 36464), (1720, 35722), (2120, 28982), (2279, 26960), (2696, 22790), (3370, 18232), (3440, 17861), (4240, 14491), (4558, 13480), (5392, 11395), (6740, 9116)]