139603880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4007}}^1$

素因数の和:4098

約数の個数: 64

約数和(自身を含む): 343405440

約数和(自身を除く): 203801560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 670, 871, 1340, 1742, 2680, 3484, 4007, 4355, 6968, 8014, 8710, 16028, 17420, 20035, 32056, 34840, 40070, 52091, 80140, 104182, 160280, 208364, 260455, 268469, 416728, 520910, 536938, 1041820, 1073876, 1342345, 2083640, 2147752, 2684690, 3490097, 5369380, 6980194, 10738760, 13960388, 17450485, 27920776, 34900970, 69801940, 139603880]

約数ペア:

[(1, 139603880), (2, 69801940), (4, 34900970), (5, 27920776), (8, 17450485), (10, 13960388), (13, 10738760), (20, 6980194), (26, 5369380), (40, 3490097), (52, 2684690), (65, 2147752), (67, 2083640), (104, 1342345), (130, 1073876), (134, 1041820), (260, 536938), (268, 520910), (335, 416728), (520, 268469), (536, 260455), (670, 208364), (871, 160280), (1340, 104182), (1742, 80140), (2680, 52091), (3484, 40070), (4007, 34840), (4355, 32056), (6968, 20035), (8014, 17420), (8710, 16028)]