72515800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{51797}}^1$

素因数の和:51820

約数の個数: 48

約数和(自身を含む): 192688560

約数和(自身を除く): 120172760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 51797, 103594, 207188, 258985, 362579, 414376, 517970, 725158, 1035940, 1294925, 1450316, 1812895, 2071880, 2589850, 2900632, 3625790, 5179700, 7251580, 9064475, 10359400, 14503160, 18128950, 36257900, 72515800]

約数ペア:

[(1, 72515800), (2, 36257900), (4, 18128950), (5, 14503160), (7, 10359400), (8, 9064475), (10, 7251580), (14, 5179700), (20, 3625790), (25, 2900632), (28, 2589850), (35, 2071880), (40, 1812895), (50, 1450316), (56, 1294925), (70, 1035940), (100, 725158), (140, 517970), (175, 414376), (200, 362579), (280, 258985), (350, 207188), (700, 103594), (1400, 51797)]