64189736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{2459}}^1$

素因数の和:2729

約数の個数: 32

約数和(自身を含む): 130183200

約数和(自身を除く): 65993464

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 251, 502, 1004, 2008, 2459, 3263, 4918, 6526, 9836, 13052, 19672, 26104, 31967, 63934, 127868, 255736, 617209, 1234418, 2468836, 4937672, 8023717, 16047434, 32094868, 64189736]

約数ペア:

[(1, 64189736), (2, 32094868), (4, 16047434), (8, 8023717), (13, 4937672), (26, 2468836), (52, 1234418), (104, 617209), (251, 255736), (502, 127868), (1004, 63934), (2008, 31967), (2459, 26104), (3263, 19672), (4918, 13052), (6526, 9836)]