205130410

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1\times {\mathrm{1069}}^1$

素因数の和:1726

約数の個数: 32

約数和(自身を含む): 382118400

約数和(自身を除く): 176987990

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 619, 1069, 1238, 2138, 3095, 5345, 6190, 10690, 19189, 33139, 38378, 66278, 95945, 165695, 191890, 331390, 661711, 1323422, 3308555, 6617110, 20513041, 41026082, 102565205, 205130410]

約数ペア:

[(1, 205130410), (2, 102565205), (5, 41026082), (10, 20513041), (31, 6617110), (62, 3308555), (155, 1323422), (310, 661711), (619, 331390), (1069, 191890), (1238, 165695), (2138, 95945), (3095, 66278), (5345, 38378), (6190, 33139), (10690, 19189)]