81750368

素因数分解:

$2^5\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2239}}^1$

素因数の和:2419

約数の個数: 48

約数和(自身を含む): 185149440

約数和(自身を除く): 103399072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 163, 224, 326, 652, 1141, 1304, 2239, 2282, 2608, 4478, 4564, 5216, 8956, 9128, 15673, 17912, 18256, 31346, 35824, 36512, 62692, 71648, 125384, 250768, 364957, 501536, 729914, 1459828, 2554699, 2919656, 5109398, 5839312, 10218796, 11678624, 20437592, 40875184, 81750368]

約数ペア:

[(1, 81750368), (2, 40875184), (4, 20437592), (7, 11678624), (8, 10218796), (14, 5839312), (16, 5109398), (28, 2919656), (32, 2554699), (56, 1459828), (112, 729914), (163, 501536), (224, 364957), (326, 250768), (652, 125384), (1141, 71648), (1304, 62692), (2239, 36512), (2282, 35824), (2608, 31346), (4478, 18256), (4564, 17912), (5216, 15673), (8956, 9128)]