42087500

素因数分解:

$2^2\times 5^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:86

約数の個数: 144

約数和(自身を含む): 116367552

約数和(自身を除く): 74280052

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 37, 50, 52, 65, 70, 74, 91, 100, 125, 130, 140, 148, 175, 182, 185, 250, 259, 260, 325, 350, 364, 370, 455, 481, 500, 518, 625, 650, 700, 740, 875, 910, 925, 962, 1036, 1250, 1295, 1300, 1625, 1750, 1820, 1850, 1924, 2275, 2405, 2500, 2590, 3125, 3250, 3367, 3500, 3700, 4375, 4550, 4625, 4810, 5180, 6250, 6475, 6500, 6734, 8125, 8750, 9100, 9250, 9620, 11375, 12025, 12500, 12950, 13468, 16250, 16835, 17500, 18500, 21875, 22750, 23125, 24050, 25900, 32375, 32500, 33670, 40625, 43750, 45500, 46250, 48100, 56875, 60125, 64750, 67340, 81250, 84175, 87500, 92500, 113750, 115625, 120250, 129500, 161875, 162500, 168350, 227500, 231250, 240500, 284375, 300625, 323750, 336700, 420875, 462500, 568750, 601250, 647500, 809375, 841750, 1137500, 1202500, 1503125, 1618750, 1683500, 2104375, 3006250, 3237500, 4208750, 6012500, 8417500, 10521875, 21043750, 42087500]

約数ペア:

[(1, 42087500), (2, 21043750), (4, 10521875), (5, 8417500), (7, 6012500), (10, 4208750), (13, 3237500), (14, 3006250), (20, 2104375), (25, 1683500), (26, 1618750), (28, 1503125), (35, 1202500), (37, 1137500), (50, 841750), (52, 809375), (65, 647500), (70, 601250), (74, 568750), (91, 462500), (100, 420875), (125, 336700), (130, 323750), (140, 300625), (148, 284375), (175, 240500), (182, 231250), (185, 227500), (250, 168350), (259, 162500), (260, 161875), (325, 129500), (350, 120250), (364, 115625), (370, 113750), (455, 92500), (481, 87500), (500, 84175), (518, 81250), (625, 67340), (650, 64750), (700, 60125), (740, 56875), (875, 48100), (910, 46250), (925, 45500), (962, 43750), (1036, 40625), (1250, 33670), (1295, 32500), (1300, 32375), (1625, 25900), (1750, 24050), (1820, 23125), (1850, 22750), (1924, 21875), (2275, 18500), (2405, 17500), (2500, 16835), (2590, 16250), (3125, 13468), (3250, 12950), (3367, 12500), (3500, 12025), (3700, 11375), (4375, 9620), (4550, 9250), (4625, 9100), (4810, 8750), (5180, 8125), (6250, 6734), (6475, 6500)]