28978600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{2957}}^1$

素因数の和:2987

約数の個数: 72

約数和(自身を含む): 78401790

約数和(自身を除く): 49423190

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 2957, 4900, 5914, 9800, 11828, 14785, 20699, 23656, 29570, 41398, 59140, 73925, 82796, 103495, 118280, 144893, 147850, 165592, 206990, 289786, 295700, 413980, 517475, 579572, 591400, 724465, 827960, 1034950, 1159144, 1448930, 2069900, 2897860, 3622325, 4139800, 5795720, 7244650, 14489300, 28978600]

約数ペア:

[(1, 28978600), (2, 14489300), (4, 7244650), (5, 5795720), (7, 4139800), (8, 3622325), (10, 2897860), (14, 2069900), (20, 1448930), (25, 1159144), (28, 1034950), (35, 827960), (40, 724465), (49, 591400), (50, 579572), (56, 517475), (70, 413980), (98, 295700), (100, 289786), (140, 206990), (175, 165592), (196, 147850), (200, 144893), (245, 118280), (280, 103495), (350, 82796), (392, 73925), (490, 59140), (700, 41398), (980, 29570), (1225, 23656), (1400, 20699), (1960, 14785), (2450, 11828), (2957, 9800), (4900, 5914)]