3989133824

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{811}}^1$

素因数の和:1581

約数の個数: 80

約数和(自身を含む): 8605803360

約数和(自身を除く): 4616669536

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 739, 811, 832, 1478, 1622, 1664, 2956, 3244, 3328, 5912, 6488, 6656, 9607, 10543, 11824, 12976, 19214, 21086, 23648, 25952, 38428, 42172, 47296, 51904, 76856, 84344, 94592, 103808, 153712, 168688, 189184, 207616, 307424, 337376, 378368, 415232, 599329, 614848, 674752, 1198658, 1229696, 1349504, 2397316, 2459392, 2699008, 4794632, 4918784, 5398016, 7791277, 9589264, 15582554, 19178528, 31165108, 38357056, 62330216, 76714112, 124660432, 153428224, 249320864, 306856448, 498641728, 997283456, 1994566912, 3989133824]

約数ペア:

[(1, 3989133824), (2, 1994566912), (4, 997283456), (8, 498641728), (13, 306856448), (16, 249320864), (26, 153428224), (32, 124660432), (52, 76714112), (64, 62330216), (104, 38357056), (128, 31165108), (208, 19178528), (256, 15582554), (416, 9589264), (512, 7791277), (739, 5398016), (811, 4918784), (832, 4794632), (1478, 2699008), (1622, 2459392), (1664, 2397316), (2956, 1349504), (3244, 1229696), (3328, 1198658), (5912, 674752), (6488, 614848), (6656, 599329), (9607, 415232), (10543, 378368), (11824, 337376), (12976, 307424), (19214, 207616), (21086, 189184), (23648, 168688), (25952, 153712), (38428, 103808), (42172, 94592), (47296, 84344), (51904, 76856)]