128142976

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1453}}^1$

素因数の和:1533

約数の個数: 64

約数和(自身を含む): 280302120

約数和(自身を除く): 152159144

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 128, 208, 212, 416, 424, 689, 832, 848, 1378, 1453, 1664, 1696, 2756, 2906, 3392, 5512, 5812, 6784, 11024, 11624, 18889, 22048, 23248, 37778, 44096, 46496, 75556, 77009, 88192, 92992, 151112, 154018, 185984, 302224, 308036, 604448, 616072, 1001117, 1208896, 1232144, 2002234, 2417792, 2464288, 4004468, 4928576, 8008936, 9857152, 16017872, 32035744, 64071488, 128142976]

約数ペア:

[(1, 128142976), (2, 64071488), (4, 32035744), (8, 16017872), (13, 9857152), (16, 8008936), (26, 4928576), (32, 4004468), (52, 2464288), (53, 2417792), (64, 2002234), (104, 1232144), (106, 1208896), (128, 1001117), (208, 616072), (212, 604448), (416, 308036), (424, 302224), (689, 185984), (832, 154018), (848, 151112), (1378, 92992), (1453, 88192), (1664, 77009), (1696, 75556), (2756, 46496), (2906, 44096), (3392, 37778), (5512, 23248), (5812, 22048), (6784, 18889), (11024, 11624)]