29380000

素因数分解:

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

素因数の和:156

約数の個数: 120

約数和(自身を含む): 78527988

約数和(自身を除く): 49147988

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 113, 125, 130, 160, 200, 208, 226, 250, 260, 325, 400, 416, 452, 500, 520, 565, 625, 650, 800, 904, 1000, 1040, 1130, 1250, 1300, 1469, 1625, 1808, 2000, 2080, 2260, 2500, 2600, 2825, 2938, 3250, 3616, 4000, 4520, 5000, 5200, 5650, 5876, 6500, 7345, 8125, 9040, 10000, 10400, 11300, 11752, 13000, 14125, 14690, 16250, 18080, 20000, 22600, 23504, 26000, 28250, 29380, 32500, 36725, 45200, 47008, 52000, 56500, 58760, 65000, 70625, 73450, 90400, 113000, 117520, 130000, 141250, 146900, 183625, 226000, 235040, 260000, 282500, 293800, 367250, 452000, 565000, 587600, 734500, 918125, 1130000, 1175200, 1469000, 1836250, 2260000, 2938000, 3672500, 5876000, 7345000, 14690000, 29380000]

約数ペア:

[(1, 29380000), (2, 14690000), (4, 7345000), (5, 5876000), (8, 3672500), (10, 2938000), (13, 2260000), (16, 1836250), (20, 1469000), (25, 1175200), (26, 1130000), (32, 918125), (40, 734500), (50, 587600), (52, 565000), (65, 452000), (80, 367250), (100, 293800), (104, 282500), (113, 260000), (125, 235040), (130, 226000), (160, 183625), (200, 146900), (208, 141250), (226, 130000), (250, 117520), (260, 113000), (325, 90400), (400, 73450), (416, 70625), (452, 65000), (500, 58760), (520, 56500), (565, 52000), (625, 47008), (650, 45200), (800, 36725), (904, 32500), (1000, 29380), (1040, 28250), (1130, 26000), (1250, 23504), (1300, 22600), (1469, 20000), (1625, 18080), (1808, 16250), (2000, 14690), (2080, 14125), (2260, 13000), (2500, 11752), (2600, 11300), (2825, 10400), (2938, 10000), (3250, 9040), (3616, 8125), (4000, 7345), (4520, 6500), (5000, 5876), (5200, 5650)]