26578240

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6389}}^1$

素因数の和:6419

約数の個数: 56

約数和(自身を含む): 68168520

約数和(自身を除く): 41590280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 6389, 12778, 25556, 31945, 51112, 63890, 83057, 102224, 127780, 166114, 204448, 255560, 332228, 408896, 415285, 511120, 664456, 830570, 1022240, 1328912, 1661140, 2044480, 2657824, 3322280, 5315648, 6644560, 13289120, 26578240]

約数ペア:

[(1, 26578240), (2, 13289120), (4, 6644560), (5, 5315648), (8, 3322280), (10, 2657824), (13, 2044480), (16, 1661140), (20, 1328912), (26, 1022240), (32, 830570), (40, 664456), (52, 511120), (64, 415285), (65, 408896), (80, 332228), (104, 255560), (130, 204448), (160, 166114), (208, 127780), (260, 102224), (320, 83057), (416, 63890), (520, 51112), (832, 31945), (1040, 25556), (2080, 12778), (4160, 6389)]