85103440

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{14983}}^1$

素因数の和:15067

約数の個数: 40

約数和(自身を含む): 200665728

約数和(自身を除く): 115562288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 14983, 29966, 59932, 74915, 119864, 149830, 239728, 299660, 599320, 1063793, 1198640, 2127586, 4255172, 5318965, 8510344, 10637930, 17020688, 21275860, 42551720, 85103440]

約数ペア:

[(1, 85103440), (2, 42551720), (4, 21275860), (5, 17020688), (8, 10637930), (10, 8510344), (16, 5318965), (20, 4255172), (40, 2127586), (71, 1198640), (80, 1063793), (142, 599320), (284, 299660), (355, 239728), (568, 149830), (710, 119864), (1136, 74915), (1420, 59932), (2840, 29966), (5680, 14983)]