51989700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1303}}^1$

素因数の和:1346

約数の個数: 144

約数和(自身を含む): 181099520

約数和(自身を除く): 129109820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 133, 140, 150, 175, 190, 210, 228, 266, 285, 300, 350, 380, 399, 420, 475, 525, 532, 570, 665, 700, 798, 950, 1050, 1140, 1303, 1330, 1425, 1596, 1900, 1995, 2100, 2606, 2660, 2850, 3325, 3909, 3990, 5212, 5700, 6515, 6650, 7818, 7980, 9121, 9975, 13030, 13300, 15636, 18242, 19545, 19950, 24757, 26060, 27363, 32575, 36484, 39090, 39900, 45605, 49514, 54726, 65150, 74271, 78180, 91210, 97725, 99028, 109452, 123785, 130300, 136815, 148542, 173299, 182420, 195450, 228025, 247570, 273630, 297084, 346598, 371355, 390900, 456050, 495140, 519897, 547260, 618925, 684075, 693196, 742710, 866495, 912100, 1039794, 1237850, 1368150, 1485420, 1732990, 1856775, 2079588, 2475700, 2599485, 2736300, 3465980, 3713550, 4332475, 5198970, 7427100, 8664950, 10397940, 12997425, 17329900, 25994850, 51989700]

約数ペア:

[(1, 51989700), (2, 25994850), (3, 17329900), (4, 12997425), (5, 10397940), (6, 8664950), (7, 7427100), (10, 5198970), (12, 4332475), (14, 3713550), (15, 3465980), (19, 2736300), (20, 2599485), (21, 2475700), (25, 2079588), (28, 1856775), (30, 1732990), (35, 1485420), (38, 1368150), (42, 1237850), (50, 1039794), (57, 912100), (60, 866495), (70, 742710), (75, 693196), (76, 684075), (84, 618925), (95, 547260), (100, 519897), (105, 495140), (114, 456050), (133, 390900), (140, 371355), (150, 346598), (175, 297084), (190, 273630), (210, 247570), (228, 228025), (266, 195450), (285, 182420), (300, 173299), (350, 148542), (380, 136815), (399, 130300), (420, 123785), (475, 109452), (525, 99028), (532, 97725), (570, 91210), (665, 78180), (700, 74271), (798, 65150), (950, 54726), (1050, 49514), (1140, 45605), (1303, 39900), (1330, 39090), (1425, 36484), (1596, 32575), (1900, 27363), (1995, 26060), (2100, 24757), (2606, 19950), (2660, 19545), (2850, 18242), (3325, 15636), (3909, 13300), (3990, 13030), (5212, 9975), (5700, 9121), (6515, 7980), (6650, 7818)]