77770425

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 132848640

約数和(自身を除く): 55078215

約数列:

[1, 3, 5, 15, 25, 61, 75, 89, 183, 191, 267, 305, 445, 573, 915, 955, 1335, 1525, 2225, 2865, 4575, 4775, 5429, 6675, 11651, 14325, 16287, 16999, 27145, 34953, 50997, 58255, 81435, 84995, 135725, 174765, 254985, 291275, 407175, 424975, 873825, 1036939, 1274925, 3110817, 5184695, 15554085, 25923475, 77770425]

約数ペア:

[(1, 77770425), (3, 25923475), (5, 15554085), (15, 5184695), (25, 3110817), (61, 1274925), (75, 1036939), (89, 873825), (183, 424975), (191, 407175), (267, 291275), (305, 254985), (445, 174765), (573, 135725), (915, 84995), (955, 81435), (1335, 58255), (1525, 50997), (2225, 34953), (2865, 27145), (4575, 16999), (4775, 16287), (5429, 14325), (6675, 11651)]