65380568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{18121}}^1$

素因数の和:18179

約数の個数: 32

約数和(自身を含む): 137002320

約数和(自身を除く): 71621752

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 18121, 36242, 72484, 144968, 199331, 398662, 742961, 797324, 1485922, 1594648, 2971844, 5943688, 8172571, 16345142, 32690284, 65380568]

約数ペア:

[(1, 65380568), (2, 32690284), (4, 16345142), (8, 8172571), (11, 5943688), (22, 2971844), (41, 1594648), (44, 1485922), (82, 797324), (88, 742961), (164, 398662), (328, 199331), (451, 144968), (902, 72484), (1804, 36242), (3608, 18121)]