85765960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1951}}^1$

素因数の和:2126

約数の個数: 64

約数和(自身を含む): 222059520

約数和(自身を除く): 136293560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1570, 1951, 2198, 3140, 3902, 4396, 5495, 6280, 7804, 8792, 9755, 10990, 13657, 15608, 19510, 21980, 27314, 39020, 43960, 54628, 68285, 78040, 109256, 136570, 273140, 306307, 546280, 612614, 1225228, 1531535, 2144149, 2450456, 3063070, 4288298, 6126140, 8576596, 10720745, 12252280, 17153192, 21441490, 42882980, 85765960]

約数ペア:

[(1, 85765960), (2, 42882980), (4, 21441490), (5, 17153192), (7, 12252280), (8, 10720745), (10, 8576596), (14, 6126140), (20, 4288298), (28, 3063070), (35, 2450456), (40, 2144149), (56, 1531535), (70, 1225228), (140, 612614), (157, 546280), (280, 306307), (314, 273140), (628, 136570), (785, 109256), (1099, 78040), (1256, 68285), (1570, 54628), (1951, 43960), (2198, 39020), (3140, 27314), (3902, 21980), (4396, 19510), (5495, 15608), (6280, 13657), (7804, 10990), (8792, 9755)]