200900820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{81667}}^1$

素因数の和:81720

約数の個数: 48

約数和(自身を含む): 576249408

約数和(自身を除く): 375348588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 81667, 163334, 245001, 326668, 408335, 490002, 816670, 980004, 1225005, 1633340, 2450010, 3348347, 4900020, 6696694, 10045041, 13393388, 16741735, 20090082, 33483470, 40180164, 50225205, 66966940, 100450410, 200900820]

約数ペア:

[(1, 200900820), (2, 100450410), (3, 66966940), (4, 50225205), (5, 40180164), (6, 33483470), (10, 20090082), (12, 16741735), (15, 13393388), (20, 10045041), (30, 6696694), (41, 4900020), (60, 3348347), (82, 2450010), (123, 1633340), (164, 1225005), (205, 980004), (246, 816670), (410, 490002), (492, 408335), (615, 326668), (820, 245001), (1230, 163334), (2460, 81667)]