31201872

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1613}}^1$

素因数の和:1668

約数の個数: 80

約数和(自身を含む): 89660928

約数和(自身を除く): 58459056

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 1613, 2418, 3224, 3226, 4836, 4839, 6448, 6452, 9672, 9678, 12904, 19344, 19356, 20969, 25808, 38712, 41938, 50003, 62907, 77424, 83876, 100006, 125814, 150009, 167752, 200012, 251628, 300018, 335504, 400024, 503256, 600036, 650039, 800048, 1006512, 1200072, 1300078, 1950117, 2400144, 2600156, 3900234, 5200312, 7800468, 10400624, 15600936, 31201872]

約数ペア:

[(1, 31201872), (2, 15600936), (3, 10400624), (4, 7800468), (6, 5200312), (8, 3900234), (12, 2600156), (13, 2400144), (16, 1950117), (24, 1300078), (26, 1200072), (31, 1006512), (39, 800048), (48, 650039), (52, 600036), (62, 503256), (78, 400024), (93, 335504), (104, 300018), (124, 251628), (156, 200012), (186, 167752), (208, 150009), (248, 125814), (312, 100006), (372, 83876), (403, 77424), (496, 62907), (624, 50003), (744, 41938), (806, 38712), (1209, 25808), (1488, 20969), (1612, 19356), (1613, 19344), (2418, 12904), (3224, 9678), (3226, 9672), (4836, 6452), (4839, 6448)]