103680520

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{6529}}^1$

素因数の和:6937

約数の個数: 32

約数和(自身を含む): 233904600

約数和(自身を除く): 130224080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 3176, 3970, 6529, 7940, 13058, 15880, 26116, 32645, 52232, 65290, 130580, 261160, 2592013, 5184026, 10368052, 12960065, 20736104, 25920130, 51840260, 103680520]

約数ペア:

[(1, 103680520), (2, 51840260), (4, 25920130), (5, 20736104), (8, 12960065), (10, 10368052), (20, 5184026), (40, 2592013), (397, 261160), (794, 130580), (1588, 65290), (1985, 52232), (3176, 32645), (3970, 26116), (6529, 15880), (7940, 13058)]