255028900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{739}}^1$

素因数の和:806

約数の個数: 144

約数和(自身を含む): 693705600

約数和(自身を除く): 438676700

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 29, 34, 35, 50, 58, 68, 70, 85, 100, 116, 119, 140, 145, 170, 175, 203, 238, 290, 340, 350, 406, 425, 476, 493, 580, 595, 700, 725, 739, 812, 850, 986, 1015, 1190, 1450, 1478, 1700, 1972, 2030, 2380, 2465, 2900, 2956, 2975, 3451, 3695, 4060, 4930, 5075, 5173, 5950, 6902, 7390, 9860, 10150, 10346, 11900, 12325, 12563, 13804, 14780, 17255, 18475, 20300, 20692, 21431, 24650, 25126, 25865, 34510, 36950, 42862, 49300, 50252, 51730, 62815, 69020, 73900, 85724, 86275, 87941, 103460, 107155, 125630, 129325, 150017, 172550, 175882, 214310, 251260, 258650, 300034, 314075, 345100, 351764, 364327, 428620, 439705, 517300, 535775, 600068, 628150, 728654, 750085, 879410, 1071550, 1256300, 1457308, 1500170, 1758820, 1821635, 2143100, 2198525, 2550289, 3000340, 3643270, 3750425, 4397050, 5100578, 7286540, 7500850, 8794100, 9108175, 10201156, 12751445, 15001700, 18216350, 25502890, 36432700, 51005780, 63757225, 127514450, 255028900]

約数ペア:

[(1, 255028900), (2, 127514450), (4, 63757225), (5, 51005780), (7, 36432700), (10, 25502890), (14, 18216350), (17, 15001700), (20, 12751445), (25, 10201156), (28, 9108175), (29, 8794100), (34, 7500850), (35, 7286540), (50, 5100578), (58, 4397050), (68, 3750425), (70, 3643270), (85, 3000340), (100, 2550289), (116, 2198525), (119, 2143100), (140, 1821635), (145, 1758820), (170, 1500170), (175, 1457308), (203, 1256300), (238, 1071550), (290, 879410), (340, 750085), (350, 728654), (406, 628150), (425, 600068), (476, 535775), (493, 517300), (580, 439705), (595, 428620), (700, 364327), (725, 351764), (739, 345100), (812, 314075), (850, 300034), (986, 258650), (1015, 251260), (1190, 214310), (1450, 175882), (1478, 172550), (1700, 150017), (1972, 129325), (2030, 125630), (2380, 107155), (2465, 103460), (2900, 87941), (2956, 86275), (2975, 85724), (3451, 73900), (3695, 69020), (4060, 62815), (4930, 51730), (5075, 50252), (5173, 49300), (5950, 42862), (6902, 36950), (7390, 34510), (9860, 25865), (10150, 25126), (10346, 24650), (11900, 21431), (12325, 20692), (12563, 20300), (13804, 18475), (14780, 17255)]