90748672

素因数分解:

$2^8\times 7^1\times {\mathrm{89}}^1\times {\mathrm{569}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 209714400

約数和(自身を除く): 118965728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 128, 178, 224, 256, 356, 448, 569, 623, 712, 896, 1138, 1246, 1424, 1792, 2276, 2492, 2848, 3983, 4552, 4984, 5696, 7966, 9104, 9968, 11392, 15932, 18208, 19936, 22784, 31864, 36416, 39872, 50641, 63728, 72832, 79744, 101282, 127456, 145664, 159488, 202564, 254912, 354487, 405128, 509824, 708974, 810256, 1019648, 1417948, 1620512, 2835896, 3241024, 5671792, 6482048, 11343584, 12964096, 22687168, 45374336, 90748672]

約数ペア:

[(1, 90748672), (2, 45374336), (4, 22687168), (7, 12964096), (8, 11343584), (14, 6482048), (16, 5671792), (28, 3241024), (32, 2835896), (56, 1620512), (64, 1417948), (89, 1019648), (112, 810256), (128, 708974), (178, 509824), (224, 405128), (256, 354487), (356, 254912), (448, 202564), (569, 159488), (623, 145664), (712, 127456), (896, 101282), (1138, 79744), (1246, 72832), (1424, 63728), (1792, 50641), (2276, 39872), (2492, 36416), (2848, 31864), (3983, 22784), (4552, 19936), (4984, 18208), (5696, 15932), (7966, 11392), (9104, 9968)]