56746820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 131092416

約数和(自身を除く): 74345596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 163, 169, 206, 260, 326, 338, 412, 515, 652, 676, 815, 845, 1030, 1339, 1630, 1690, 2060, 2119, 2678, 3260, 3380, 4238, 5356, 6695, 8476, 10595, 13390, 16789, 17407, 21190, 26780, 27547, 33578, 34814, 42380, 55094, 67156, 69628, 83945, 87035, 110188, 137735, 167890, 174070, 218257, 275470, 335780, 348140, 436514, 550940, 873028, 1091285, 2182570, 2837341, 4365140, 5674682, 11349364, 14186705, 28373410, 56746820]

約数ペア:

[(1, 56746820), (2, 28373410), (4, 14186705), (5, 11349364), (10, 5674682), (13, 4365140), (20, 2837341), (26, 2182570), (52, 1091285), (65, 873028), (103, 550940), (130, 436514), (163, 348140), (169, 335780), (206, 275470), (260, 218257), (326, 174070), (338, 167890), (412, 137735), (515, 110188), (652, 87035), (676, 83945), (815, 69628), (845, 67156), (1030, 55094), (1339, 42380), (1630, 34814), (1690, 33578), (2060, 27547), (2119, 26780), (2678, 21190), (3260, 17407), (3380, 16789), (4238, 13390), (5356, 10595), (6695, 8476)]