127885725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:507

約数の個数: 72

約数和(自身を含む): 252207072

約数和(自身を除く): 124321347

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 163, 165, 225, 275, 317, 489, 495, 815, 825, 951, 1467, 1585, 1793, 2445, 2475, 2853, 3487, 4075, 4755, 5379, 7335, 7925, 8965, 10461, 12225, 14265, 16137, 17435, 23775, 26895, 31383, 36675, 44825, 51671, 52305, 71325, 80685, 87175, 134475, 155013, 156915, 258355, 261525, 403425, 465039, 568381, 775065, 784575, 1291775, 1705143, 2325195, 2841905, 3875325, 5115429, 8525715, 11625975, 14209525, 25577145, 42628575, 127885725]

約数ペア:

[(1, 127885725), (3, 42628575), (5, 25577145), (9, 14209525), (11, 11625975), (15, 8525715), (25, 5115429), (33, 3875325), (45, 2841905), (55, 2325195), (75, 1705143), (99, 1291775), (163, 784575), (165, 775065), (225, 568381), (275, 465039), (317, 403425), (489, 261525), (495, 258355), (815, 156915), (825, 155013), (951, 134475), (1467, 87175), (1585, 80685), (1793, 71325), (2445, 52305), (2475, 51671), (2853, 44825), (3487, 36675), (4075, 31383), (4755, 26895), (5379, 23775), (7335, 17435), (7925, 16137), (8965, 14265), (10461, 12225)]