516932500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:411

約数の個数: 120

約数和(自身を含む): 1308581120

約数和(自身を除く): 791648620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 109, 125, 140, 175, 218, 250, 271, 350, 436, 500, 542, 545, 625, 700, 763, 875, 1084, 1090, 1250, 1355, 1526, 1750, 1897, 2180, 2500, 2710, 2725, 3052, 3500, 3794, 3815, 4375, 5420, 5450, 6775, 7588, 7630, 8750, 9485, 10900, 13550, 13625, 15260, 17500, 18970, 19075, 27100, 27250, 29539, 33875, 37940, 38150, 47425, 54500, 59078, 67750, 68125, 76300, 94850, 95375, 118156, 135500, 136250, 147695, 169375, 189700, 190750, 206773, 237125, 272500, 295390, 338750, 381500, 413546, 474250, 476875, 590780, 677500, 738475, 827092, 948500, 953750, 1033865, 1185625, 1476950, 1907500, 2067730, 2371250, 2953900, 3692375, 4135460, 4742500, 5169325, 7384750, 10338650, 14769500, 18461875, 20677300, 25846625, 36923750, 51693250, 73847500, 103386500, 129233125, 258466250, 516932500]

約数ペア:

[(1, 516932500), (2, 258466250), (4, 129233125), (5, 103386500), (7, 73847500), (10, 51693250), (14, 36923750), (20, 25846625), (25, 20677300), (28, 18461875), (35, 14769500), (50, 10338650), (70, 7384750), (100, 5169325), (109, 4742500), (125, 4135460), (140, 3692375), (175, 2953900), (218, 2371250), (250, 2067730), (271, 1907500), (350, 1476950), (436, 1185625), (500, 1033865), (542, 953750), (545, 948500), (625, 827092), (700, 738475), (763, 677500), (875, 590780), (1084, 476875), (1090, 474250), (1250, 413546), (1355, 381500), (1526, 338750), (1750, 295390), (1897, 272500), (2180, 237125), (2500, 206773), (2710, 190750), (2725, 189700), (3052, 169375), (3500, 147695), (3794, 136250), (3815, 135500), (4375, 118156), (5420, 95375), (5450, 94850), (6775, 76300), (7588, 68125), (7630, 67750), (8750, 59078), (9485, 54500), (10900, 47425), (13550, 38150), (13625, 37940), (15260, 33875), (17500, 29539), (18970, 27250), (19075, 27100)]