138792500

素因数分解:

$2^2\times 5^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1$

素因数の和:152

約数の個数: 180

約数和(自身を含む): 388900512

約数和(自身を除く): 250108012

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, 625, 700, 721, 770, 875, 980, 1030, 1078, 1100, 1133, 1225, 1250, 1375, 1442, 1540, 1750, 1925, 2060, 2156, 2266, 2450, 2500, 2575, 2695, 2750, 2884, 3500, 3605, 3850, 4375, 4532, 4900, 5047, 5150, 5390, 5500, 5665, 6125, 6875, 7210, 7700, 7931, 8750, 9625, 10094, 10300, 10780, 11330, 12250, 12875, 13475, 13750, 14420, 15862, 17500, 18025, 19250, 20188, 22660, 24500, 25235, 25750, 26950, 27500, 28325, 30625, 31724, 36050, 38500, 39655, 48125, 50470, 51500, 53900, 55517, 56650, 61250, 64375, 67375, 72100, 79310, 90125, 96250, 100940, 111034, 113300, 122500, 126175, 128750, 134750, 141625, 158620, 180250, 192500, 198275, 222068, 252350, 257500, 269500, 277585, 283250, 336875, 360500, 396550, 450625, 504700, 555170, 566500, 630875, 673750, 708125, 793100, 901250, 991375, 1110340, 1261750, 1347500, 1387925, 1416250, 1802500, 1982750, 2523500, 2775850, 2832500, 3154375, 3965500, 4956875, 5551700, 6308750, 6939625, 9913750, 12617500, 13879250, 19827500, 27758500, 34698125, 69396250, 138792500]

約数ペア:

[(1, 138792500), (2, 69396250), (4, 34698125), (5, 27758500), (7, 19827500), (10, 13879250), (11, 12617500), (14, 9913750), (20, 6939625), (22, 6308750), (25, 5551700), (28, 4956875), (35, 3965500), (44, 3154375), (49, 2832500), (50, 2775850), (55, 2523500), (70, 1982750), (77, 1802500), (98, 1416250), (100, 1387925), (103, 1347500), (110, 1261750), (125, 1110340), (140, 991375), (154, 901250), (175, 793100), (196, 708125), (206, 673750), (220, 630875), (245, 566500), (250, 555170), (275, 504700), (308, 450625), (350, 396550), (385, 360500), (412, 336875), (490, 283250), (500, 277585), (515, 269500), (539, 257500), (550, 252350), (625, 222068), (700, 198275), (721, 192500), (770, 180250), (875, 158620), (980, 141625), (1030, 134750), (1078, 128750), (1100, 126175), (1133, 122500), (1225, 113300), (1250, 111034), (1375, 100940), (1442, 96250), (1540, 90125), (1750, 79310), (1925, 72100), (2060, 67375), (2156, 64375), (2266, 61250), (2450, 56650), (2500, 55517), (2575, 53900), (2695, 51500), (2750, 50470), (2884, 48125), (3500, 39655), (3605, 38500), (3850, 36050), (4375, 31724), (4532, 30625), (4900, 28325), (5047, 27500), (5150, 26950), (5390, 25750), (5500, 25235), (5665, 24500), (6125, 22660), (6875, 20188), (7210, 19250), (7700, 18025), (7931, 17500), (8750, 15862), (9625, 14420), (10094, 13750), (10300, 13475), (10780, 12875), (11330, 12250)]