80005040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43481}}^1$

素因数の和:43517

約数の個数: 40

約数和(自身を含む): 194103648

約数和(自身を除く): 114098608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 43481, 86962, 173924, 217405, 347848, 434810, 695696, 869620, 1000063, 1739240, 2000126, 3478480, 4000252, 5000315, 8000504, 10000630, 16001008, 20001260, 40002520, 80005040]

約数ペア:

[(1, 80005040), (2, 40002520), (4, 20001260), (5, 16001008), (8, 10000630), (10, 8000504), (16, 5000315), (20, 4000252), (23, 3478480), (40, 2000126), (46, 1739240), (80, 1000063), (92, 869620), (115, 695696), (184, 434810), (230, 347848), (368, 217405), (460, 173924), (920, 86962), (1840, 43481)]