28880992

素因数分解:

$2^5\times 7^2\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:300

約数の個数: 72

約数和(自身を含む): 67137336

約数和(自身を除く): 38256344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 113, 163, 196, 224, 226, 326, 392, 452, 652, 784, 791, 904, 1141, 1304, 1568, 1582, 1808, 2282, 2608, 3164, 3616, 4564, 5216, 5537, 6328, 7987, 9128, 11074, 12656, 15974, 18256, 18419, 22148, 25312, 31948, 36512, 36838, 44296, 63896, 73676, 88592, 127792, 128933, 147352, 177184, 255584, 257866, 294704, 515732, 589408, 902531, 1031464, 1805062, 2062928, 3610124, 4125856, 7220248, 14440496, 28880992]

約数ペア:

[(1, 28880992), (2, 14440496), (4, 7220248), (7, 4125856), (8, 3610124), (14, 2062928), (16, 1805062), (28, 1031464), (32, 902531), (49, 589408), (56, 515732), (98, 294704), (112, 257866), (113, 255584), (163, 177184), (196, 147352), (224, 128933), (226, 127792), (326, 88592), (392, 73676), (452, 63896), (652, 44296), (784, 36838), (791, 36512), (904, 31948), (1141, 25312), (1304, 22148), (1568, 18419), (1582, 18256), (1808, 15974), (2282, 12656), (2608, 11074), (3164, 9128), (3616, 7987), (4564, 6328), (5216, 5537)]