139389640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8647}}^1$

素因数の和:8702

約数の個数: 64

約数和(自身を含む): 348687360

約数和(自身を除く): 209297720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 8647, 16120, 17294, 34588, 43235, 69176, 86470, 112411, 172940, 224822, 268057, 345880, 449644, 536114, 562055, 899288, 1072228, 1124110, 1340285, 2144456, 2248220, 2680570, 3484741, 4496440, 5361140, 6969482, 10722280, 13938964, 17423705, 27877928, 34847410, 69694820, 139389640]

約数ペア:

[(1, 139389640), (2, 69694820), (4, 34847410), (5, 27877928), (8, 17423705), (10, 13938964), (13, 10722280), (20, 6969482), (26, 5361140), (31, 4496440), (40, 3484741), (52, 2680570), (62, 2248220), (65, 2144456), (104, 1340285), (124, 1124110), (130, 1072228), (155, 899288), (248, 562055), (260, 536114), (310, 449644), (403, 345880), (520, 268057), (620, 224822), (806, 172940), (1240, 112411), (1612, 86470), (2015, 69176), (3224, 43235), (4030, 34588), (8060, 17294), (8647, 16120)]