87664325

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 133562880

約数和(自身を除く): 45898555

約数列:

[1, 5, 7, 17, 25, 35, 79, 85, 119, 175, 373, 395, 425, 553, 595, 1343, 1865, 1975, 2611, 2765, 2975, 6341, 6715, 9325, 9401, 13055, 13825, 29467, 31705, 33575, 44387, 47005, 65275, 147335, 158525, 206269, 221935, 235025, 500939, 736675, 1031345, 1109675, 2504695, 3506573, 5156725, 12523475, 17532865, 87664325]

約数ペア:

[(1, 87664325), (5, 17532865), (7, 12523475), (17, 5156725), (25, 3506573), (35, 2504695), (79, 1109675), (85, 1031345), (119, 736675), (175, 500939), (373, 235025), (395, 221935), (425, 206269), (553, 158525), (595, 147335), (1343, 65275), (1865, 47005), (1975, 44387), (2611, 33575), (2765, 31705), (2975, 29467), (6341, 13825), (6715, 13055), (9325, 9401)]