79858880

素因数分解:

$2^6\times 5^1\times {\mathrm{479}}^1\times {\mathrm{521}}^1$

素因数の和:1017

約数の個数: 56

約数和(自身を含む): 190926720

約数和(自身を除く): 111067840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 479, 521, 958, 1042, 1916, 2084, 2395, 2605, 3832, 4168, 4790, 5210, 7664, 8336, 9580, 10420, 15328, 16672, 19160, 20840, 30656, 33344, 38320, 41680, 76640, 83360, 153280, 166720, 249559, 499118, 998236, 1247795, 1996472, 2495590, 3992944, 4991180, 7985888, 9982360, 15971776, 19964720, 39929440, 79858880]

約数ペア:

[(1, 79858880), (2, 39929440), (4, 19964720), (5, 15971776), (8, 9982360), (10, 7985888), (16, 4991180), (20, 3992944), (32, 2495590), (40, 1996472), (64, 1247795), (80, 998236), (160, 499118), (320, 249559), (479, 166720), (521, 153280), (958, 83360), (1042, 76640), (1916, 41680), (2084, 38320), (2395, 33344), (2605, 30656), (3832, 20840), (4168, 19160), (4790, 16672), (5210, 15328), (7664, 10420), (8336, 9580)]