72987488

素因数分解:

$2^5\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1999}}^1$

素因数の和:2179

約数の個数: 48

約数和(自身を含む): 165312000

約数和(自身を除く): 92324512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 163, 224, 326, 652, 1141, 1304, 1999, 2282, 2608, 3998, 4564, 5216, 7996, 9128, 13993, 15992, 18256, 27986, 31984, 36512, 55972, 63968, 111944, 223888, 325837, 447776, 651674, 1303348, 2280859, 2606696, 4561718, 5213392, 9123436, 10426784, 18246872, 36493744, 72987488]

約数ペア:

[(1, 72987488), (2, 36493744), (4, 18246872), (7, 10426784), (8, 9123436), (14, 5213392), (16, 4561718), (28, 2606696), (32, 2280859), (56, 1303348), (112, 651674), (163, 447776), (224, 325837), (326, 223888), (652, 111944), (1141, 63968), (1304, 55972), (1999, 36512), (2282, 31984), (2608, 27986), (3998, 18256), (4564, 15992), (5216, 13993), (7996, 9128)]