65111955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 118195200

約数和(自身を除く): 53083245

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 89, 95, 151, 255, 267, 285, 323, 445, 453, 755, 969, 1335, 1513, 1615, 1691, 2265, 2567, 2869, 4539, 4845, 5073, 7565, 7701, 8455, 8607, 12835, 13439, 14345, 22695, 25365, 28747, 38505, 40317, 43035, 48773, 67195, 86241, 143735, 146319, 201585, 228463, 243865, 255341, 431205, 685389, 731595, 766023, 1142315, 1276705, 3426945, 3830115, 4340797, 13022391, 21703985, 65111955]

約数ペア:

[(1, 65111955), (3, 21703985), (5, 13022391), (15, 4340797), (17, 3830115), (19, 3426945), (51, 1276705), (57, 1142315), (85, 766023), (89, 731595), (95, 685389), (151, 431205), (255, 255341), (267, 243865), (285, 228463), (323, 201585), (445, 146319), (453, 143735), (755, 86241), (969, 67195), (1335, 48773), (1513, 43035), (1615, 40317), (1691, 38505), (2265, 28747), (2567, 25365), (2869, 22695), (4539, 14345), (4845, 13439), (5073, 12835), (7565, 8607), (7701, 8455)]