70758440

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{16229}}^1$

素因数の和:16349

約数の個数: 32

約数和(自身を含む): 160677000

約数和(自身を除く): 89918560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 16229, 32458, 64916, 81145, 129832, 162290, 324580, 649160, 1768961, 3537922, 7075844, 8844805, 14151688, 17689610, 35379220, 70758440]

約数ペア:

[(1, 70758440), (2, 35379220), (4, 17689610), (5, 14151688), (8, 8844805), (10, 7075844), (20, 3537922), (40, 1768961), (109, 649160), (218, 324580), (436, 162290), (545, 129832), (872, 81145), (1090, 64916), (2180, 32458), (4360, 16229)]