25707500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1$

素因数の和:157

約数の個数: 120

約数和(自身を含む): 69802656

約数和(自身を除く): 44095156

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 113, 125, 130, 140, 175, 182, 226, 250, 260, 325, 350, 364, 452, 455, 500, 565, 625, 650, 700, 791, 875, 910, 1130, 1250, 1300, 1469, 1582, 1625, 1750, 1820, 2260, 2275, 2500, 2825, 2938, 3164, 3250, 3500, 3955, 4375, 4550, 5650, 5876, 6500, 7345, 7910, 8125, 8750, 9100, 10283, 11300, 11375, 14125, 14690, 15820, 16250, 17500, 19775, 20566, 22750, 28250, 29380, 32500, 36725, 39550, 41132, 45500, 51415, 56500, 56875, 70625, 73450, 79100, 98875, 102830, 113750, 141250, 146900, 183625, 197750, 205660, 227500, 257075, 282500, 367250, 395500, 494375, 514150, 734500, 918125, 988750, 1028300, 1285375, 1836250, 1977500, 2570750, 3672500, 5141500, 6426875, 12853750, 25707500]

約数ペア:

[(1, 25707500), (2, 12853750), (4, 6426875), (5, 5141500), (7, 3672500), (10, 2570750), (13, 1977500), (14, 1836250), (20, 1285375), (25, 1028300), (26, 988750), (28, 918125), (35, 734500), (50, 514150), (52, 494375), (65, 395500), (70, 367250), (91, 282500), (100, 257075), (113, 227500), (125, 205660), (130, 197750), (140, 183625), (175, 146900), (182, 141250), (226, 113750), (250, 102830), (260, 98875), (325, 79100), (350, 73450), (364, 70625), (452, 56875), (455, 56500), (500, 51415), (565, 45500), (625, 41132), (650, 39550), (700, 36725), (791, 32500), (875, 29380), (910, 28250), (1130, 22750), (1250, 20566), (1300, 19775), (1469, 17500), (1582, 16250), (1625, 15820), (1750, 14690), (1820, 14125), (2260, 11375), (2275, 11300), (2500, 10283), (2825, 9100), (2938, 8750), (3164, 8125), (3250, 7910), (3500, 7345), (3955, 6500), (4375, 5876), (4550, 5650)]