31301200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{1597}}^1$

素因数の和:1629

約数の個数: 90

約数和(自身を含む): 87533646

約数和(自身を除く): 56232446

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1597, 1960, 2450, 2800, 3194, 3920, 4900, 6388, 7985, 9800, 11179, 12776, 15970, 19600, 22358, 25552, 31940, 39925, 44716, 55895, 63880, 78253, 79850, 89432, 111790, 127760, 156506, 159700, 178864, 223580, 279475, 313012, 319400, 391265, 447160, 558950, 626024, 638800, 782530, 894320, 1117900, 1252048, 1565060, 1956325, 2235800, 3130120, 3912650, 4471600, 6260240, 7825300, 15650600, 31301200]

約数ペア:

[(1, 31301200), (2, 15650600), (4, 7825300), (5, 6260240), (7, 4471600), (8, 3912650), (10, 3130120), (14, 2235800), (16, 1956325), (20, 1565060), (25, 1252048), (28, 1117900), (35, 894320), (40, 782530), (49, 638800), (50, 626024), (56, 558950), (70, 447160), (80, 391265), (98, 319400), (100, 313012), (112, 279475), (140, 223580), (175, 178864), (196, 159700), (200, 156506), (245, 127760), (280, 111790), (350, 89432), (392, 79850), (400, 78253), (490, 63880), (560, 55895), (700, 44716), (784, 39925), (980, 31940), (1225, 25552), (1400, 22358), (1597, 19600), (1960, 15970), (2450, 12776), (2800, 11179), (3194, 9800), (3920, 7985), (4900, 6388)]