11342500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:386

約数の個数: 60

約数和(自身を含む): 26788300

約数和(自身を除く): 15445800

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 349, 500, 625, 650, 698, 1250, 1300, 1396, 1625, 1745, 2500, 3250, 3490, 4537, 6500, 6980, 8125, 8725, 9074, 16250, 17450, 18148, 22685, 32500, 34900, 43625, 45370, 87250, 90740, 113425, 174500, 218125, 226850, 436250, 453700, 567125, 872500, 1134250, 2268500, 2835625, 5671250, 11342500]

約数ペア:

[(1, 11342500), (2, 5671250), (4, 2835625), (5, 2268500), (10, 1134250), (13, 872500), (20, 567125), (25, 453700), (26, 436250), (50, 226850), (52, 218125), (65, 174500), (100, 113425), (125, 90740), (130, 87250), (250, 45370), (260, 43625), (325, 34900), (349, 32500), (500, 22685), (625, 18148), (650, 17450), (698, 16250), (1250, 9074), (1300, 8725), (1396, 8125), (1625, 6980), (1745, 6500), (2500, 4537), (3250, 3490)]