72432560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47653}}^1$

素因数の和:47685

約数の個数: 40

約数和(自身を含む): 177272880

約数和(自身を除く): 104840320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 47653, 95306, 190612, 238265, 381224, 476530, 762448, 905407, 953060, 1810814, 1906120, 3621628, 3812240, 4527035, 7243256, 9054070, 14486512, 18108140, 36216280, 72432560]

約数ペア:

[(1, 72432560), (2, 36216280), (4, 18108140), (5, 14486512), (8, 9054070), (10, 7243256), (16, 4527035), (19, 3812240), (20, 3621628), (38, 1906120), (40, 1810814), (76, 953060), (80, 905407), (95, 762448), (152, 476530), (190, 381224), (304, 238265), (380, 190612), (760, 95306), (1520, 47653)]