20161474700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{78541}}^1$

素因数の和:78723

約数の個数: 72

約数和(自身を含む): 46631327904

約数和(自身を除く): 26469853204

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 151, 170, 302, 340, 425, 604, 755, 850, 1510, 1700, 2567, 3020, 3775, 5134, 7550, 10268, 12835, 15100, 25670, 51340, 64175, 78541, 128350, 157082, 256700, 314164, 392705, 785410, 1335197, 1570820, 1963525, 2670394, 3927050, 5340788, 6675985, 7854100, 11859691, 13351970, 23719382, 26703940, 33379925, 47438764, 59298455, 66759850, 118596910, 133519700, 201614747, 237193820, 296492275, 403229494, 592984550, 806458988, 1008073735, 1185969100, 2016147470, 4032294940, 5040368675, 10080737350, 20161474700]

約数ペア:

[(1, 20161474700), (2, 10080737350), (4, 5040368675), (5, 4032294940), (10, 2016147470), (17, 1185969100), (20, 1008073735), (25, 806458988), (34, 592984550), (50, 403229494), (68, 296492275), (85, 237193820), (100, 201614747), (151, 133519700), (170, 118596910), (302, 66759850), (340, 59298455), (425, 47438764), (604, 33379925), (755, 26703940), (850, 23719382), (1510, 13351970), (1700, 11859691), (2567, 7854100), (3020, 6675985), (3775, 5340788), (5134, 3927050), (7550, 2670394), (10268, 1963525), (12835, 1570820), (15100, 1335197), (25670, 785410), (51340, 392705), (64175, 314164), (78541, 256700), (128350, 157082)]