51233700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:842

約数の個数: 144

約数和(自身を含む): 175099904

約数和(自身を除く): 123866204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 50, 60, 62, 70, 75, 84, 93, 100, 105, 124, 140, 150, 155, 175, 186, 210, 217, 300, 310, 350, 372, 420, 434, 465, 525, 620, 651, 700, 775, 787, 868, 930, 1050, 1085, 1302, 1550, 1574, 1860, 2100, 2170, 2325, 2361, 2604, 3100, 3148, 3255, 3935, 4340, 4650, 4722, 5425, 5509, 6510, 7870, 9300, 9444, 10850, 11018, 11805, 13020, 15740, 16275, 16527, 19675, 21700, 22036, 23610, 24397, 27545, 32550, 33054, 39350, 47220, 48794, 55090, 59025, 65100, 66108, 73191, 78700, 82635, 97588, 110180, 118050, 121985, 137725, 146382, 165270, 170779, 236100, 243970, 275450, 292764, 330540, 341558, 365955, 413175, 487940, 512337, 550900, 609925, 683116, 731910, 826350, 853895, 1024674, 1219850, 1463820, 1652700, 1707790, 1829775, 2049348, 2439700, 2561685, 3415580, 3659550, 4269475, 5123370, 7319100, 8538950, 10246740, 12808425, 17077900, 25616850, 51233700]

約数ペア:

[(1, 51233700), (2, 25616850), (3, 17077900), (4, 12808425), (5, 10246740), (6, 8538950), (7, 7319100), (10, 5123370), (12, 4269475), (14, 3659550), (15, 3415580), (20, 2561685), (21, 2439700), (25, 2049348), (28, 1829775), (30, 1707790), (31, 1652700), (35, 1463820), (42, 1219850), (50, 1024674), (60, 853895), (62, 826350), (70, 731910), (75, 683116), (84, 609925), (93, 550900), (100, 512337), (105, 487940), (124, 413175), (140, 365955), (150, 341558), (155, 330540), (175, 292764), (186, 275450), (210, 243970), (217, 236100), (300, 170779), (310, 165270), (350, 146382), (372, 137725), (420, 121985), (434, 118050), (465, 110180), (525, 97588), (620, 82635), (651, 78700), (700, 73191), (775, 66108), (787, 65100), (868, 59025), (930, 55090), (1050, 48794), (1085, 47220), (1302, 39350), (1550, 33054), (1574, 32550), (1860, 27545), (2100, 24397), (2170, 23610), (2325, 22036), (2361, 21700), (2604, 19675), (3100, 16527), (3148, 16275), (3255, 15740), (3935, 13020), (4340, 11805), (4650, 11018), (4722, 10850), (5425, 9444), (5509, 9300), (6510, 7870)]