90215936

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 80

約数和(自身を含む): 193273344

約数和(自身を除く): 103057408

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 47, 64, 92, 94, 128, 163, 184, 188, 256, 326, 368, 376, 512, 652, 736, 752, 1081, 1304, 1472, 1504, 2162, 2608, 2944, 3008, 3749, 4324, 5216, 5888, 6016, 7498, 7661, 8648, 10432, 11776, 12032, 14996, 15322, 17296, 20864, 24064, 29992, 30644, 34592, 41728, 59984, 61288, 69184, 83456, 119968, 122576, 138368, 176203, 239936, 245152, 276736, 352406, 479872, 490304, 553472, 704812, 959744, 980608, 1409624, 1919488, 1961216, 2819248, 3922432, 5638496, 11276992, 22553984, 45107968, 90215936]

約数ペア:

[(1, 90215936), (2, 45107968), (4, 22553984), (8, 11276992), (16, 5638496), (23, 3922432), (32, 2819248), (46, 1961216), (47, 1919488), (64, 1409624), (92, 980608), (94, 959744), (128, 704812), (163, 553472), (184, 490304), (188, 479872), (256, 352406), (326, 276736), (368, 245152), (376, 239936), (512, 176203), (652, 138368), (736, 122576), (752, 119968), (1081, 83456), (1304, 69184), (1472, 61288), (1504, 59984), (2162, 41728), (2608, 34592), (2944, 30644), (3008, 29992), (3749, 24064), (4324, 20864), (5216, 17296), (5888, 15322), (6016, 14996), (7498, 12032), (7661, 11776), (8648, 10432)]