77172015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 138562560

約数和(自身を除く): 61390545

約数列:

[1, 3, 5, 15, 19, 23, 57, 61, 69, 95, 115, 183, 193, 285, 305, 345, 437, 579, 915, 965, 1159, 1311, 1403, 2185, 2895, 3477, 3667, 4209, 4439, 5795, 6555, 7015, 11001, 11773, 13317, 17385, 18335, 21045, 22195, 26657, 35319, 55005, 58865, 66585, 79971, 84341, 133285, 176595, 223687, 253023, 270779, 399855, 421705, 671061, 812337, 1118435, 1265115, 1353895, 3355305, 4061685, 5144801, 15434403, 25724005, 77172015]

約数ペア:

[(1, 77172015), (3, 25724005), (5, 15434403), (15, 5144801), (19, 4061685), (23, 3355305), (57, 1353895), (61, 1265115), (69, 1118435), (95, 812337), (115, 671061), (183, 421705), (193, 399855), (285, 270779), (305, 253023), (345, 223687), (437, 176595), (579, 133285), (915, 84341), (965, 79971), (1159, 66585), (1311, 58865), (1403, 55005), (2185, 35319), (2895, 26657), (3477, 22195), (3667, 21045), (4209, 18335), (4439, 17385), (5795, 13317), (6555, 11773), (7015, 11001)]