77961728

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:114

約数の個数: 120

約数和(自身を含む): 181967148

約数和(自身を除く): 104005420

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 53, 64, 68, 104, 106, 128, 136, 169, 208, 212, 221, 256, 272, 338, 416, 424, 442, 512, 544, 676, 689, 832, 848, 884, 901, 1088, 1352, 1378, 1664, 1696, 1768, 1802, 2176, 2704, 2756, 2873, 3328, 3392, 3536, 3604, 4352, 5408, 5512, 5746, 6656, 6784, 7072, 7208, 8704, 8957, 10816, 11024, 11492, 11713, 13568, 14144, 14416, 17914, 21632, 22048, 22984, 23426, 27136, 28288, 28832, 35828, 43264, 44096, 45968, 46852, 56576, 57664, 71656, 86528, 88192, 91936, 93704, 113152, 115328, 143312, 152269, 176384, 183872, 187408, 230656, 286624, 304538, 352768, 367744, 374816, 461312, 573248, 609076, 735488, 749632, 1146496, 1218152, 1470976, 1499264, 2292992, 2436304, 2998528, 4585984, 4872608, 5997056, 9745216, 19490432, 38980864, 77961728]

約数ペア:

[(1, 77961728), (2, 38980864), (4, 19490432), (8, 9745216), (13, 5997056), (16, 4872608), (17, 4585984), (26, 2998528), (32, 2436304), (34, 2292992), (52, 1499264), (53, 1470976), (64, 1218152), (68, 1146496), (104, 749632), (106, 735488), (128, 609076), (136, 573248), (169, 461312), (208, 374816), (212, 367744), (221, 352768), (256, 304538), (272, 286624), (338, 230656), (416, 187408), (424, 183872), (442, 176384), (512, 152269), (544, 143312), (676, 115328), (689, 113152), (832, 93704), (848, 91936), (884, 88192), (901, 86528), (1088, 71656), (1352, 57664), (1378, 56576), (1664, 46852), (1696, 45968), (1768, 44096), (1802, 43264), (2176, 35828), (2704, 28832), (2756, 28288), (2873, 27136), (3328, 23426), (3392, 22984), (3536, 22048), (3604, 21632), (4352, 17914), (5408, 14416), (5512, 14144), (5746, 13568), (6656, 11713), (6784, 11492), (7072, 11024), (7208, 10816), (8704, 8957)]