66977025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 118438848

約数和(自身を除く): 51461823

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 131, 255, 393, 401, 425, 655, 1203, 1275, 1965, 2005, 2227, 3275, 6015, 6681, 6817, 9825, 10025, 11135, 20451, 30075, 33405, 34085, 52531, 55675, 102255, 157593, 167025, 170425, 262655, 511275, 787965, 893027, 1313275, 2679081, 3939825, 4465135, 13395405, 22325675, 66977025]

約数ペア:

[(1, 66977025), (3, 22325675), (5, 13395405), (15, 4465135), (17, 3939825), (25, 2679081), (51, 1313275), (75, 893027), (85, 787965), (131, 511275), (255, 262655), (393, 170425), (401, 167025), (425, 157593), (655, 102255), (1203, 55675), (1275, 52531), (1965, 34085), (2005, 33405), (2227, 30075), (3275, 20451), (6015, 11135), (6681, 10025), (6817, 9825)]