80748195

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:680

約数の個数: 64

約数和(自身を含む): 152064000

約数和(自身を除く): 71315805

約数列:

[1, 3, 5, 11, 15, 19, 33, 43, 55, 57, 95, 129, 165, 209, 215, 285, 473, 599, 627, 645, 817, 1045, 1419, 1797, 2365, 2451, 2995, 3135, 4085, 6589, 7095, 8985, 8987, 11381, 12255, 19767, 25757, 26961, 32945, 34143, 44935, 56905, 77271, 98835, 125191, 128785, 134805, 170715, 283327, 375573, 386355, 489383, 625955, 849981, 1416635, 1468149, 1877865, 2446915, 4249905, 5383213, 7340745, 16149639, 26916065, 80748195]

約数ペア:

[(1, 80748195), (3, 26916065), (5, 16149639), (11, 7340745), (15, 5383213), (19, 4249905), (33, 2446915), (43, 1877865), (55, 1468149), (57, 1416635), (95, 849981), (129, 625955), (165, 489383), (209, 386355), (215, 375573), (285, 283327), (473, 170715), (599, 134805), (627, 128785), (645, 125191), (817, 98835), (1045, 77271), (1419, 56905), (1797, 44935), (2365, 34143), (2451, 32945), (2995, 26961), (3135, 25757), (4085, 19767), (6589, 12255), (7095, 11381), (8985, 8987)]