64694945

素因数分解:

$5^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{317}}^1$

素因数の和:367

約数の個数: 40

約数和(自身を含む): 96197544

約数和(自身を除く): 31502599

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 317, 343, 595, 833, 1585, 1715, 2219, 2401, 4165, 5389, 5831, 11095, 12005, 15533, 26945, 29155, 37723, 40817, 77665, 108731, 188615, 204085, 264061, 543655, 761117, 1320305, 1848427, 3805585, 9242135, 12938989, 64694945]

約数ペア:

[(1, 64694945), (5, 12938989), (7, 9242135), (17, 3805585), (35, 1848427), (49, 1320305), (85, 761117), (119, 543655), (245, 264061), (317, 204085), (343, 188615), (595, 108731), (833, 77665), (1585, 40817), (1715, 37723), (2219, 29155), (2401, 26945), (4165, 15533), (5389, 12005), (5831, 11095)]