145250000

素因数分解:

$2^4\times 5^6\times 7^1\times {\mathrm{83}}^1$

素因数の和:128

約数の個数: 140

約数和(自身を含む): 406869792

約数和(自身を除く): 261619792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 83, 100, 112, 125, 140, 166, 175, 200, 250, 280, 332, 350, 400, 415, 500, 560, 581, 625, 664, 700, 830, 875, 1000, 1162, 1250, 1328, 1400, 1660, 1750, 2000, 2075, 2324, 2500, 2800, 2905, 3125, 3320, 3500, 4150, 4375, 4648, 5000, 5810, 6250, 6640, 7000, 8300, 8750, 9296, 10000, 10375, 11620, 12500, 14000, 14525, 15625, 16600, 17500, 20750, 21875, 23240, 25000, 29050, 31250, 33200, 35000, 41500, 43750, 46480, 50000, 51875, 58100, 62500, 70000, 72625, 83000, 87500, 103750, 109375, 116200, 125000, 145250, 166000, 175000, 207500, 218750, 232400, 250000, 259375, 290500, 350000, 363125, 415000, 437500, 518750, 581000, 726250, 830000, 875000, 1037500, 1162000, 1296875, 1452500, 1750000, 1815625, 2075000, 2593750, 2905000, 3631250, 4150000, 5187500, 5810000, 7262500, 9078125, 10375000, 14525000, 18156250, 20750000, 29050000, 36312500, 72625000, 145250000]

約数ペア:

[(1, 145250000), (2, 72625000), (4, 36312500), (5, 29050000), (7, 20750000), (8, 18156250), (10, 14525000), (14, 10375000), (16, 9078125), (20, 7262500), (25, 5810000), (28, 5187500), (35, 4150000), (40, 3631250), (50, 2905000), (56, 2593750), (70, 2075000), (80, 1815625), (83, 1750000), (100, 1452500), (112, 1296875), (125, 1162000), (140, 1037500), (166, 875000), (175, 830000), (200, 726250), (250, 581000), (280, 518750), (332, 437500), (350, 415000), (400, 363125), (415, 350000), (500, 290500), (560, 259375), (581, 250000), (625, 232400), (664, 218750), (700, 207500), (830, 175000), (875, 166000), (1000, 145250), (1162, 125000), (1250, 116200), (1328, 109375), (1400, 103750), (1660, 87500), (1750, 83000), (2000, 72625), (2075, 70000), (2324, 62500), (2500, 58100), (2800, 51875), (2905, 50000), (3125, 46480), (3320, 43750), (3500, 41500), (4150, 35000), (4375, 33200), (4648, 31250), (5000, 29050), (5810, 25000), (6250, 23240), (6640, 21875), (7000, 20750), (8300, 17500), (8750, 16600), (9296, 15625), (10000, 14525), (10375, 14000), (11620, 12500)]