80059840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:474

約数の個数: 112

約数和(自身を含む): 220626432

約数和(自身を除く): 140566592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 103, 112, 140, 160, 206, 224, 280, 320, 347, 412, 448, 515, 560, 694, 721, 824, 1030, 1120, 1388, 1442, 1648, 1735, 2060, 2240, 2429, 2776, 2884, 3296, 3470, 3605, 4120, 4858, 5552, 5768, 6592, 6940, 7210, 8240, 9716, 11104, 11536, 12145, 13880, 14420, 16480, 19432, 22208, 23072, 24290, 27760, 28840, 32960, 35741, 38864, 46144, 48580, 55520, 57680, 71482, 77728, 97160, 111040, 115360, 142964, 155456, 178705, 194320, 230720, 250187, 285928, 357410, 388640, 500374, 571856, 714820, 777280, 1000748, 1143712, 1250935, 1429640, 2001496, 2287424, 2501870, 2859280, 4002992, 5003740, 5718560, 8005984, 10007480, 11437120, 16011968, 20014960, 40029920, 80059840]

約数ペア:

[(1, 80059840), (2, 40029920), (4, 20014960), (5, 16011968), (7, 11437120), (8, 10007480), (10, 8005984), (14, 5718560), (16, 5003740), (20, 4002992), (28, 2859280), (32, 2501870), (35, 2287424), (40, 2001496), (56, 1429640), (64, 1250935), (70, 1143712), (80, 1000748), (103, 777280), (112, 714820), (140, 571856), (160, 500374), (206, 388640), (224, 357410), (280, 285928), (320, 250187), (347, 230720), (412, 194320), (448, 178705), (515, 155456), (560, 142964), (694, 115360), (721, 111040), (824, 97160), (1030, 77728), (1120, 71482), (1388, 57680), (1442, 55520), (1648, 48580), (1735, 46144), (2060, 38864), (2240, 35741), (2429, 32960), (2776, 28840), (2884, 27760), (3296, 24290), (3470, 23072), (3605, 22208), (4120, 19432), (4858, 16480), (5552, 14420), (5768, 13880), (6592, 12145), (6940, 11536), (7210, 11104), (8240, 9716)]