68969500

素因数分解:

$2^2\times 5^3\times {\mathrm{271}}^1\times {\mathrm{509}}^1$

素因数の和:799

約数の個数: 48

約数和(自身を含む): 151482240

約数和(自身を除く): 82512740

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 271, 500, 509, 542, 1018, 1084, 1355, 2036, 2545, 2710, 5090, 5420, 6775, 10180, 12725, 13550, 25450, 27100, 33875, 50900, 63625, 67750, 127250, 135500, 137939, 254500, 275878, 551756, 689695, 1379390, 2758780, 3448475, 6896950, 13793900, 17242375, 34484750, 68969500]

約数ペア:

[(1, 68969500), (2, 34484750), (4, 17242375), (5, 13793900), (10, 6896950), (20, 3448475), (25, 2758780), (50, 1379390), (100, 689695), (125, 551756), (250, 275878), (271, 254500), (500, 137939), (509, 135500), (542, 127250), (1018, 67750), (1084, 63625), (1355, 50900), (2036, 33875), (2545, 27100), (2710, 25450), (5090, 13550), (5420, 12725), (6775, 10180)]