13499660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 29508192

約数和(自身を除く): 16008532

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 101, 163, 164, 202, 205, 326, 404, 410, 505, 652, 815, 820, 1010, 1630, 2020, 3260, 4141, 6683, 8282, 13366, 16463, 16564, 20705, 26732, 32926, 33415, 41410, 65852, 66830, 82315, 82820, 133660, 164630, 329260, 674983, 1349966, 2699932, 3374915, 6749830, 13499660]

約数ペア:

[(1, 13499660), (2, 6749830), (4, 3374915), (5, 2699932), (10, 1349966), (20, 674983), (41, 329260), (82, 164630), (101, 133660), (163, 82820), (164, 82315), (202, 66830), (205, 65852), (326, 41410), (404, 33415), (410, 32926), (505, 26732), (652, 20705), (815, 16564), (820, 16463), (1010, 13366), (1630, 8282), (2020, 6683), (3260, 4141)]