128520453580

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{2671}}^1\times {\mathrm{4783}}^1$

素因数の和:7966

約数の個数: 48

約数和(自身を含む): 270587326464

約数和(自身を除く): 142066872884

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 2012, 2515, 2671, 4783, 5030, 5342, 9566, 10060, 10684, 13355, 19132, 23915, 26710, 47830, 53420, 95660, 1343513, 2405849, 2687026, 4811698, 5374052, 6717565, 9623396, 12029245, 12775393, 13435130, 24058490, 25550786, 26870260, 48116980, 51101572, 63876965, 127753930, 255507860, 6426022679, 12852045358, 25704090716, 32130113395, 64260226790, 128520453580]

約数ペア:

[(1, 128520453580), (2, 64260226790), (4, 32130113395), (5, 25704090716), (10, 12852045358), (20, 6426022679), (503, 255507860), (1006, 127753930), (2012, 63876965), (2515, 51101572), (2671, 48116980), (4783, 26870260), (5030, 25550786), (5342, 24058490), (9566, 13435130), (10060, 12775393), (10684, 12029245), (13355, 9623396), (19132, 6717565), (23915, 5374052), (26710, 4811698), (47830, 2687026), (53420, 2405849), (95660, 1343513)]