90381824

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:435

約数の個数: 80

約数和(自身を含む): 200278848

約数和(自身を除く): 109897024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 208, 256, 296, 367, 416, 481, 512, 592, 734, 832, 962, 1184, 1468, 1664, 1924, 2368, 2936, 3328, 3848, 4736, 4771, 5872, 6656, 7696, 9472, 9542, 11744, 13579, 15392, 18944, 19084, 23488, 27158, 30784, 38168, 46976, 54316, 61568, 76336, 93952, 108632, 123136, 152672, 176527, 187904, 217264, 246272, 305344, 353054, 434528, 610688, 706108, 869056, 1221376, 1412216, 1738112, 2442752, 2824432, 3476224, 5648864, 6952448, 11297728, 22595456, 45190912, 90381824]

約数ペア:

[(1, 90381824), (2, 45190912), (4, 22595456), (8, 11297728), (13, 6952448), (16, 5648864), (26, 3476224), (32, 2824432), (37, 2442752), (52, 1738112), (64, 1412216), (74, 1221376), (104, 869056), (128, 706108), (148, 610688), (208, 434528), (256, 353054), (296, 305344), (367, 246272), (416, 217264), (481, 187904), (512, 176527), (592, 152672), (734, 123136), (832, 108632), (962, 93952), (1184, 76336), (1468, 61568), (1664, 54316), (1924, 46976), (2368, 38168), (2936, 30784), (3328, 27158), (3848, 23488), (4736, 19084), (4771, 18944), (5872, 15392), (6656, 13579), (7696, 11744), (9472, 9542)]