145006000

素因数分解:

$2^4\times 5^3\times {\mathrm{72503}}^1$

素因数の和:72526

約数の個数: 40

約数和(自身を含む): 350629344

約数和(自身を除く): 205623344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 72503, 145006, 290012, 362515, 580024, 725030, 1160048, 1450060, 1812575, 2900120, 3625150, 5800240, 7250300, 9062875, 14500600, 18125750, 29001200, 36251500, 72503000, 145006000]

約数ペア:

[(1, 145006000), (2, 72503000), (4, 36251500), (5, 29001200), (8, 18125750), (10, 14500600), (16, 9062875), (20, 7250300), (25, 5800240), (40, 3625150), (50, 2900120), (80, 1812575), (100, 1450060), (125, 1160048), (200, 725030), (250, 580024), (400, 362515), (500, 290012), (1000, 145006), (2000, 72503)]