66993325

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 100279296

約数和(自身を除く): 33285971

約数列:

[1, 5, 7, 25, 31, 35, 53, 155, 175, 217, 233, 265, 371, 775, 1085, 1165, 1325, 1631, 1643, 1855, 5425, 5825, 7223, 8155, 8215, 9275, 11501, 12349, 36115, 40775, 41075, 50561, 57505, 61745, 86443, 180575, 252805, 287525, 308725, 382819, 432215, 1264025, 1914095, 2161075, 2679733, 9570475, 13398665, 66993325]

約数ペア:

[(1, 66993325), (5, 13398665), (7, 9570475), (25, 2679733), (31, 2161075), (35, 1914095), (53, 1264025), (155, 432215), (175, 382819), (217, 308725), (233, 287525), (265, 252805), (371, 180575), (775, 86443), (1085, 61745), (1165, 57505), (1325, 50561), (1631, 41075), (1643, 40775), (1855, 36115), (5425, 12349), (5825, 11501), (7223, 9275), (8155, 8215)]