55515795

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 98993664

約数和(自身を除く): 43477869

約数列:

[1, 3, 5, 15, 17, 43, 51, 61, 83, 85, 129, 183, 215, 249, 255, 305, 415, 645, 731, 915, 1037, 1245, 1411, 2193, 2623, 3111, 3569, 3655, 4233, 5063, 5185, 7055, 7869, 10707, 10965, 13115, 15189, 15555, 17845, 21165, 25315, 39345, 44591, 53535, 60673, 75945, 86071, 133773, 182019, 217709, 222955, 258213, 303365, 430355, 653127, 668865, 910095, 1088545, 1291065, 3265635, 3701053, 11103159, 18505265, 55515795]

約数ペア:

[(1, 55515795), (3, 18505265), (5, 11103159), (15, 3701053), (17, 3265635), (43, 1291065), (51, 1088545), (61, 910095), (83, 668865), (85, 653127), (129, 430355), (183, 303365), (215, 258213), (249, 222955), (255, 217709), (305, 182019), (415, 133773), (645, 86071), (731, 75945), (915, 60673), (1037, 53535), (1245, 44591), (1411, 39345), (2193, 25315), (2623, 21165), (3111, 17845), (3569, 15555), (3655, 15189), (4233, 13115), (5063, 10965), (5185, 10707), (7055, 7869)]