125150000

素因数分解:

$2^4\times 5^5\times {\mathrm{2503}}^1$

素因数の和:2536

約数の個数: 60

約数和(自身を含む): 303199344

約数和(自身を除く): 178049344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 2503, 3125, 5000, 5006, 6250, 10000, 10012, 12500, 12515, 20024, 25000, 25030, 40048, 50000, 50060, 62575, 100120, 125150, 200240, 250300, 312875, 500600, 625750, 1001200, 1251500, 1564375, 2503000, 3128750, 5006000, 6257500, 7821875, 12515000, 15643750, 25030000, 31287500, 62575000, 125150000]

約数ペア:

[(1, 125150000), (2, 62575000), (4, 31287500), (5, 25030000), (8, 15643750), (10, 12515000), (16, 7821875), (20, 6257500), (25, 5006000), (40, 3128750), (50, 2503000), (80, 1564375), (100, 1251500), (125, 1001200), (200, 625750), (250, 500600), (400, 312875), (500, 250300), (625, 200240), (1000, 125150), (1250, 100120), (2000, 62575), (2500, 50060), (2503, 50000), (3125, 40048), (5000, 25030), (5006, 25000), (6250, 20024), (10000, 12515), (10012, 12500)]