68613376

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 150663240

約数和(自身を除く): 82049864

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 128, 208, 212, 256, 389, 416, 424, 689, 778, 832, 848, 1378, 1556, 1664, 1696, 2756, 3112, 3328, 3392, 5057, 5512, 6224, 6784, 10114, 11024, 12448, 13568, 20228, 20617, 22048, 24896, 40456, 41234, 44096, 49792, 80912, 82468, 88192, 99584, 161824, 164936, 176384, 268021, 323648, 329872, 536042, 647296, 659744, 1072084, 1294592, 1319488, 2144168, 2638976, 4288336, 5277952, 8576672, 17153344, 34306688, 68613376]

約数ペア:

[(1, 68613376), (2, 34306688), (4, 17153344), (8, 8576672), (13, 5277952), (16, 4288336), (26, 2638976), (32, 2144168), (52, 1319488), (53, 1294592), (64, 1072084), (104, 659744), (106, 647296), (128, 536042), (208, 329872), (212, 323648), (256, 268021), (389, 176384), (416, 164936), (424, 161824), (689, 99584), (778, 88192), (832, 82468), (848, 80912), (1378, 49792), (1556, 44096), (1664, 41234), (1696, 40456), (2756, 24896), (3112, 22048), (3328, 20617), (3392, 20228), (5057, 13568), (5512, 12448), (6224, 11024), (6784, 10114)]