206180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:96

約数の個数: 36

約数和(自身を含む): 476532

約数和(自身を除く): 270352

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 169, 244, 260, 305, 338, 610, 676, 793, 845, 1220, 1586, 1690, 3172, 3380, 3965, 7930, 10309, 15860, 20618, 41236, 51545, 103090, 206180]

約数ペア:

[(1, 206180), (2, 103090), (4, 51545), (5, 41236), (10, 20618), (13, 15860), (20, 10309), (26, 7930), (52, 3965), (61, 3380), (65, 3172), (122, 1690), (130, 1586), (169, 1220), (244, 845), (260, 793), (305, 676), (338, 610)]