78474160

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42649}}^1$

素因数の和:42685

約数の個数: 40

約数和(自身を含む): 190389600

約数和(自身を除く): 111915440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 42649, 85298, 170596, 213245, 341192, 426490, 682384, 852980, 980927, 1705960, 1961854, 3411920, 3923708, 4904635, 7847416, 9809270, 15694832, 19618540, 39237080, 78474160]

約数ペア:

[(1, 78474160), (2, 39237080), (4, 19618540), (5, 15694832), (8, 9809270), (10, 7847416), (16, 4904635), (20, 3923708), (23, 3411920), (40, 1961854), (46, 1705960), (80, 980927), (92, 852980), (115, 682384), (184, 426490), (230, 341192), (368, 213245), (460, 170596), (920, 85298), (1840, 42649)]