137920900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{8161}}^1$

素因数の和:8201

約数の個数: 54

約数和(自身を含む): 324121182

約数和(自身を除く): 186200282

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 3380, 4225, 8161, 8450, 16322, 16900, 32644, 40805, 81610, 106093, 163220, 204025, 212186, 408050, 424372, 530465, 816100, 1060930, 1379209, 2121860, 2652325, 2758418, 5304650, 5516836, 6896045, 10609300, 13792090, 27584180, 34480225, 68960450, 137920900]

約数ペア:

[(1, 137920900), (2, 68960450), (4, 34480225), (5, 27584180), (10, 13792090), (13, 10609300), (20, 6896045), (25, 5516836), (26, 5304650), (50, 2758418), (52, 2652325), (65, 2121860), (100, 1379209), (130, 1060930), (169, 816100), (260, 530465), (325, 424372), (338, 408050), (650, 212186), (676, 204025), (845, 163220), (1300, 106093), (1690, 81610), (3380, 40805), (4225, 32644), (8161, 16900), (8450, 16322)]