140788640

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8543}}^1$

素因数の和:8661

約数の個数: 48

約数和(自身を含む): 335881728

約数和(自身を除く): 195093088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1030, 1648, 2060, 3296, 4120, 8240, 8543, 16480, 17086, 34172, 42715, 68344, 85430, 136688, 170860, 273376, 341720, 683440, 879929, 1366880, 1759858, 3519716, 4399645, 7039432, 8799290, 14078864, 17598580, 28157728, 35197160, 70394320, 140788640]

約数ペア:

[(1, 140788640), (2, 70394320), (4, 35197160), (5, 28157728), (8, 17598580), (10, 14078864), (16, 8799290), (20, 7039432), (32, 4399645), (40, 3519716), (80, 1759858), (103, 1366880), (160, 879929), (206, 683440), (412, 341720), (515, 273376), (824, 170860), (1030, 136688), (1648, 85430), (2060, 68344), (3296, 42715), (4120, 34172), (8240, 17086), (8543, 16480)]