51011100

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{2699}}^1$

素因数の和:2729

約数の個数: 144

約数和(自身を含む): 187488000

約数和(自身を除く): 136476900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2699, 2700, 3150, 3780, 4725, 5398, 6300, 8097, 9450, 10796, 13495, 16194, 18893, 18900, 24291, 26990, 32388, 37786, 40485, 48582, 53980, 56679, 67475, 72873, 75572, 80970, 94465, 97164, 113358, 121455, 134950, 145746, 161940, 170037, 188930, 202425, 226716, 242910, 269900, 283395, 291492, 340074, 364365, 377860, 404850, 472325, 485820, 510111, 566790, 607275, 680148, 728730, 809700, 850185, 944650, 1020222, 1133580, 1214550, 1416975, 1457460, 1700370, 1821825, 1889300, 2040444, 2429100, 2550555, 2833950, 3400740, 3643650, 4250925, 5101110, 5667900, 7287300, 8501850, 10202220, 12752775, 17003700, 25505550, 51011100]

約数ペア:

[(1, 51011100), (2, 25505550), (3, 17003700), (4, 12752775), (5, 10202220), (6, 8501850), (7, 7287300), (9, 5667900), (10, 5101110), (12, 4250925), (14, 3643650), (15, 3400740), (18, 2833950), (20, 2550555), (21, 2429100), (25, 2040444), (27, 1889300), (28, 1821825), (30, 1700370), (35, 1457460), (36, 1416975), (42, 1214550), (45, 1133580), (50, 1020222), (54, 944650), (60, 850185), (63, 809700), (70, 728730), (75, 680148), (84, 607275), (90, 566790), (100, 510111), (105, 485820), (108, 472325), (126, 404850), (135, 377860), (140, 364365), (150, 340074), (175, 291492), (180, 283395), (189, 269900), (210, 242910), (225, 226716), (252, 202425), (270, 188930), (300, 170037), (315, 161940), (350, 145746), (378, 134950), (420, 121455), (450, 113358), (525, 97164), (540, 94465), (630, 80970), (675, 75572), (700, 72873), (756, 67475), (900, 56679), (945, 53980), (1050, 48582), (1260, 40485), (1350, 37786), (1575, 32388), (1890, 26990), (2100, 24291), (2699, 18900), (2700, 18893), (3150, 16194), (3780, 13495), (4725, 10796), (5398, 9450), (6300, 8097)]