166502180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{49261}}^1$

素因数の和:49296

約数の個数: 36

約数和(自身を含む): 378627732

約数和(自身を除く): 212125552

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 49261, 98522, 197044, 246305, 492610, 640393, 985220, 1280786, 2561572, 3201965, 6403930, 8325109, 12807860, 16650218, 33300436, 41625545, 83251090, 166502180]

約数ペア:

[(1, 166502180), (2, 83251090), (4, 41625545), (5, 33300436), (10, 16650218), (13, 12807860), (20, 8325109), (26, 6403930), (52, 3201965), (65, 2561572), (130, 1280786), (169, 985220), (260, 640393), (338, 492610), (676, 246305), (845, 197044), (1690, 98522), (3380, 49261)]