2051214100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{15319}}^1$

素因数の和:15449

約数の個数: 72

約数和(自身を含む): 4840384640

約数和(自身を除く): 2789170540

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 103, 130, 206, 260, 325, 412, 515, 650, 1030, 1300, 1339, 2060, 2575, 2678, 5150, 5356, 6695, 10300, 13390, 15319, 26780, 30638, 33475, 61276, 66950, 76595, 133900, 153190, 199147, 306380, 382975, 398294, 765950, 796588, 995735, 1531900, 1577857, 1991470, 3155714, 3982940, 4978675, 6311428, 7889285, 9957350, 15778570, 19914700, 20512141, 31557140, 39446425, 41024282, 78892850, 82048564, 102560705, 157785700, 205121410, 410242820, 512803525, 1025607050, 2051214100]

約数ペア:

[(1, 2051214100), (2, 1025607050), (4, 512803525), (5, 410242820), (10, 205121410), (13, 157785700), (20, 102560705), (25, 82048564), (26, 78892850), (50, 41024282), (52, 39446425), (65, 31557140), (100, 20512141), (103, 19914700), (130, 15778570), (206, 9957350), (260, 7889285), (325, 6311428), (412, 4978675), (515, 3982940), (650, 3155714), (1030, 1991470), (1300, 1577857), (1339, 1531900), (2060, 995735), (2575, 796588), (2678, 765950), (5150, 398294), (5356, 382975), (6695, 306380), (10300, 199147), (13390, 153190), (15319, 133900), (26780, 76595), (30638, 66950), (33475, 61276)]