27758500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 77680512

約数和(自身を除く): 49922012

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 49, 50, 55, 70, 77, 98, 100, 103, 110, 125, 140, 154, 175, 196, 206, 220, 245, 250, 275, 308, 350, 385, 412, 490, 500, 515, 539, 550, 700, 721, 770, 875, 980, 1030, 1078, 1100, 1133, 1225, 1375, 1442, 1540, 1750, 1925, 2060, 2156, 2266, 2450, 2575, 2695, 2750, 2884, 3500, 3605, 3850, 4532, 4900, 5047, 5150, 5390, 5500, 5665, 6125, 7210, 7700, 7931, 9625, 10094, 10300, 10780, 11330, 12250, 12875, 13475, 14420, 15862, 18025, 19250, 20188, 22660, 24500, 25235, 25750, 26950, 28325, 31724, 36050, 38500, 39655, 50470, 51500, 53900, 55517, 56650, 67375, 72100, 79310, 90125, 100940, 111034, 113300, 126175, 134750, 141625, 158620, 180250, 198275, 222068, 252350, 269500, 277585, 283250, 360500, 396550, 504700, 555170, 566500, 630875, 793100, 991375, 1110340, 1261750, 1387925, 1982750, 2523500, 2775850, 3965500, 5551700, 6939625, 13879250, 27758500]

約数ペア:

[(1, 27758500), (2, 13879250), (4, 6939625), (5, 5551700), (7, 3965500), (10, 2775850), (11, 2523500), (14, 1982750), (20, 1387925), (22, 1261750), (25, 1110340), (28, 991375), (35, 793100), (44, 630875), (49, 566500), (50, 555170), (55, 504700), (70, 396550), (77, 360500), (98, 283250), (100, 277585), (103, 269500), (110, 252350), (125, 222068), (140, 198275), (154, 180250), (175, 158620), (196, 141625), (206, 134750), (220, 126175), (245, 113300), (250, 111034), (275, 100940), (308, 90125), (350, 79310), (385, 72100), (412, 67375), (490, 56650), (500, 55517), (515, 53900), (539, 51500), (550, 50470), (700, 39655), (721, 38500), (770, 36050), (875, 31724), (980, 28325), (1030, 26950), (1078, 25750), (1100, 25235), (1133, 24500), (1225, 22660), (1375, 20188), (1442, 19250), (1540, 18025), (1750, 15862), (1925, 14420), (2060, 13475), (2156, 12875), (2266, 12250), (2450, 11330), (2575, 10780), (2695, 10300), (2750, 10094), (2884, 9625), (3500, 7931), (3605, 7700), (3850, 7210), (4532, 6125), (4900, 5665), (5047, 5500), (5150, 5390)]