13311800

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 31303800

約数和(自身を除く): 17992000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 659, 808, 1010, 1318, 2020, 2525, 2636, 3295, 4040, 5050, 5272, 6590, 10100, 13180, 16475, 20200, 26360, 32950, 65900, 66559, 131800, 133118, 266236, 332795, 532472, 665590, 1331180, 1663975, 2662360, 3327950, 6655900, 13311800]

約数ペア:

[(1, 13311800), (2, 6655900), (4, 3327950), (5, 2662360), (8, 1663975), (10, 1331180), (20, 665590), (25, 532472), (40, 332795), (50, 266236), (100, 133118), (101, 131800), (200, 66559), (202, 65900), (404, 32950), (505, 26360), (659, 20200), (808, 16475), (1010, 13180), (1318, 10100), (2020, 6590), (2525, 5272), (2636, 5050), (3295, 4040)]