31388672

素因数分解:

$2^{10}\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:207

約数の個数: 88

約数和(自身を含む): 74674560

約数和(自身を除く): 43285888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 151, 203, 224, 232, 256, 302, 406, 448, 464, 512, 604, 812, 896, 928, 1024, 1057, 1208, 1624, 1792, 1856, 2114, 2416, 3248, 3584, 3712, 4228, 4379, 4832, 6496, 7168, 7424, 8456, 8758, 9664, 12992, 14848, 16912, 17516, 19328, 25984, 29696, 30653, 33824, 35032, 38656, 51968, 61306, 67648, 70064, 77312, 103936, 122612, 135296, 140128, 154624, 207872, 245224, 270592, 280256, 490448, 541184, 560512, 980896, 1082368, 1121024, 1961792, 2242048, 3923584, 4484096, 7847168, 15694336, 31388672]

約数ペア:

[(1, 31388672), (2, 15694336), (4, 7847168), (7, 4484096), (8, 3923584), (14, 2242048), (16, 1961792), (28, 1121024), (29, 1082368), (32, 980896), (56, 560512), (58, 541184), (64, 490448), (112, 280256), (116, 270592), (128, 245224), (151, 207872), (203, 154624), (224, 140128), (232, 135296), (256, 122612), (302, 103936), (406, 77312), (448, 70064), (464, 67648), (512, 61306), (604, 51968), (812, 38656), (896, 35032), (928, 33824), (1024, 30653), (1057, 29696), (1208, 25984), (1624, 19328), (1792, 17516), (1856, 16912), (2114, 14848), (2416, 12992), (3248, 9664), (3584, 8758), (3712, 8456), (4228, 7424), (4379, 7168), (4832, 6496)]