202157775

素因数分解:

$3^5\times 5^2\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 380225664

約数和(自身を除く): 178067889

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 107, 135, 225, 243, 311, 321, 405, 535, 675, 933, 963, 1215, 1555, 1605, 2025, 2675, 2799, 2889, 4665, 4815, 6075, 7775, 8025, 8397, 8667, 13995, 14445, 23325, 24075, 25191, 26001, 33277, 41985, 43335, 69975, 72225, 75573, 99831, 125955, 130005, 166385, 209925, 216675, 299493, 377865, 499155, 629775, 650025, 831925, 898479, 1497465, 1889325, 2495775, 2695437, 4492395, 7487325, 8086311, 13477185, 22461975, 40431555, 67385925, 202157775]

約数ペア:

[(1, 202157775), (3, 67385925), (5, 40431555), (9, 22461975), (15, 13477185), (25, 8086311), (27, 7487325), (45, 4492395), (75, 2695437), (81, 2495775), (107, 1889325), (135, 1497465), (225, 898479), (243, 831925), (311, 650025), (321, 629775), (405, 499155), (535, 377865), (675, 299493), (933, 216675), (963, 209925), (1215, 166385), (1555, 130005), (1605, 125955), (2025, 99831), (2675, 75573), (2799, 72225), (2889, 69975), (4665, 43335), (4815, 41985), (6075, 33277), (7775, 26001), (8025, 25191), (8397, 24075), (8667, 23325), (13995, 14445)]