7131836440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{85843}}^1$

素因数の和:85952

約数の個数: 64

約数和(自身を含む): 16811688960

約数和(自身を除く): 9679852520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 536, 620, 670, 1240, 1340, 2077, 2680, 4154, 8308, 10385, 16616, 20770, 41540, 83080, 85843, 171686, 343372, 429215, 686744, 858430, 1716860, 2661133, 3433720, 5322266, 5751481, 10644532, 11502962, 13305665, 21289064, 23005924, 26611330, 28757405, 46011848, 53222660, 57514810, 106445320, 115029620, 178295911, 230059240, 356591822, 713183644, 891479555, 1426367288, 1782959110, 3565918220, 7131836440]

約数ペア:

[(1, 7131836440), (2, 3565918220), (4, 1782959110), (5, 1426367288), (8, 891479555), (10, 713183644), (20, 356591822), (31, 230059240), (40, 178295911), (62, 115029620), (67, 106445320), (124, 57514810), (134, 53222660), (155, 46011848), (248, 28757405), (268, 26611330), (310, 23005924), (335, 21289064), (536, 13305665), (620, 11502962), (670, 10644532), (1240, 5751481), (1340, 5322266), (2077, 3433720), (2680, 2661133), (4154, 1716860), (8308, 858430), (10385, 686744), (16616, 429215), (20770, 343372), (41540, 171686), (83080, 85843)]