51120900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{719}}^1$

素因数の和:818

約数の個数: 108

約数和(自身を含む): 162489600

約数和(自身を除く): 111368700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 79, 90, 100, 150, 158, 180, 225, 237, 300, 316, 395, 450, 474, 711, 719, 790, 900, 948, 1185, 1422, 1438, 1580, 1975, 2157, 2370, 2844, 2876, 3555, 3595, 3950, 4314, 4740, 5925, 6471, 7110, 7190, 7900, 8628, 10785, 11850, 12942, 14220, 14380, 17775, 17975, 21570, 23700, 25884, 32355, 35550, 35950, 43140, 53925, 56801, 64710, 71100, 71900, 107850, 113602, 129420, 161775, 170403, 215700, 227204, 284005, 323550, 340806, 511209, 568010, 647100, 681612, 852015, 1022418, 1136020, 1420025, 1704030, 2044836, 2556045, 2840050, 3408060, 4260075, 5112090, 5680100, 8520150, 10224180, 12780225, 17040300, 25560450, 51120900]

約数ペア:

[(1, 51120900), (2, 25560450), (3, 17040300), (4, 12780225), (5, 10224180), (6, 8520150), (9, 5680100), (10, 5112090), (12, 4260075), (15, 3408060), (18, 2840050), (20, 2556045), (25, 2044836), (30, 1704030), (36, 1420025), (45, 1136020), (50, 1022418), (60, 852015), (75, 681612), (79, 647100), (90, 568010), (100, 511209), (150, 340806), (158, 323550), (180, 284005), (225, 227204), (237, 215700), (300, 170403), (316, 161775), (395, 129420), (450, 113602), (474, 107850), (711, 71900), (719, 71100), (790, 64710), (900, 56801), (948, 53925), (1185, 43140), (1422, 35950), (1438, 35550), (1580, 32355), (1975, 25884), (2157, 23700), (2370, 21570), (2844, 17975), (2876, 17775), (3555, 14380), (3595, 14220), (3950, 12942), (4314, 11850), (4740, 10785), (5925, 8628), (6471, 7900), (7110, 7190)]