10556500

素因数分解:

$2^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 23639616

約数和(自身を除く): 13083116

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 172, 215, 250, 430, 491, 500, 860, 982, 1075, 1964, 2150, 2455, 4300, 4910, 5375, 9820, 10750, 12275, 21113, 21500, 24550, 42226, 49100, 61375, 84452, 105565, 122750, 211130, 245500, 422260, 527825, 1055650, 2111300, 2639125, 5278250, 10556500]

約数ペア:

[(1, 10556500), (2, 5278250), (4, 2639125), (5, 2111300), (10, 1055650), (20, 527825), (25, 422260), (43, 245500), (50, 211130), (86, 122750), (100, 105565), (125, 84452), (172, 61375), (215, 49100), (250, 42226), (430, 24550), (491, 21500), (500, 21113), (860, 12275), (982, 10750), (1075, 9820), (1964, 5375), (2150, 4910), (2455, 4300)]