53007920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{919}}^1$

素因数の和:1042

約数の個数: 80

約数和(自身を含む): 142371840

約数和(自身を除く): 89363920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 280, 412, 515, 560, 721, 824, 919, 1030, 1442, 1648, 1838, 2060, 2884, 3605, 3676, 4120, 4595, 5768, 6433, 7210, 7352, 8240, 9190, 11536, 12866, 14420, 14704, 18380, 25732, 28840, 32165, 36760, 51464, 57680, 64330, 73520, 94657, 102928, 128660, 189314, 257320, 378628, 473285, 514640, 662599, 757256, 946570, 1325198, 1514512, 1893140, 2650396, 3312995, 3786280, 5300792, 6625990, 7572560, 10601584, 13251980, 26503960, 53007920]

約数ペア:

[(1, 53007920), (2, 26503960), (4, 13251980), (5, 10601584), (7, 7572560), (8, 6625990), (10, 5300792), (14, 3786280), (16, 3312995), (20, 2650396), (28, 1893140), (35, 1514512), (40, 1325198), (56, 946570), (70, 757256), (80, 662599), (103, 514640), (112, 473285), (140, 378628), (206, 257320), (280, 189314), (412, 128660), (515, 102928), (560, 94657), (721, 73520), (824, 64330), (919, 57680), (1030, 51464), (1442, 36760), (1648, 32165), (1838, 28840), (2060, 25732), (2884, 18380), (3605, 14704), (3676, 14420), (4120, 12866), (4595, 11536), (5768, 9190), (6433, 8240), (7210, 7352)]