200982820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1871}}^1$

素因数の和:2052

約数の個数: 48

約数和(自身を含む): 435891456

約数和(自身を除く): 234908636

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 131, 164, 205, 262, 410, 524, 655, 820, 1310, 1871, 2620, 3742, 5371, 7484, 9355, 10742, 18710, 21484, 26855, 37420, 53710, 76711, 107420, 153422, 245101, 306844, 383555, 490202, 767110, 980404, 1225505, 1534220, 2451010, 4902020, 10049141, 20098282, 40196564, 50245705, 100491410, 200982820]

約数ペア:

[(1, 200982820), (2, 100491410), (4, 50245705), (5, 40196564), (10, 20098282), (20, 10049141), (41, 4902020), (82, 2451010), (131, 1534220), (164, 1225505), (205, 980404), (262, 767110), (410, 490202), (524, 383555), (655, 306844), (820, 245101), (1310, 153422), (1871, 107420), (2620, 76711), (3742, 53710), (5371, 37420), (7484, 26855), (9355, 21484), (10742, 18710)]