3542500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:146

約数の個数: 60

約数和(自身を含む): 8419180

約数和(自身を除く): 4876680

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 109, 125, 130, 218, 250, 260, 325, 436, 500, 545, 625, 650, 1090, 1250, 1300, 1417, 1625, 2180, 2500, 2725, 2834, 3250, 5450, 5668, 6500, 7085, 8125, 10900, 13625, 14170, 16250, 27250, 28340, 32500, 35425, 54500, 68125, 70850, 136250, 141700, 177125, 272500, 354250, 708500, 885625, 1771250, 3542500]

約数ペア:

[(1, 3542500), (2, 1771250), (4, 885625), (5, 708500), (10, 354250), (13, 272500), (20, 177125), (25, 141700), (26, 136250), (50, 70850), (52, 68125), (65, 54500), (100, 35425), (109, 32500), (125, 28340), (130, 27250), (218, 16250), (250, 14170), (260, 13625), (325, 10900), (436, 8125), (500, 7085), (545, 6500), (625, 5668), (650, 5450), (1090, 3250), (1250, 2834), (1300, 2725), (1417, 2500), (1625, 2180)]