61150000

素因数分解:

$2^4\times 5^5\times {\mathrm{1223}}^1$

素因数の和:1256

約数の個数: 60

約数和(自身を含む): 148209264

約数和(自身を除く): 87059264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1223, 1250, 2000, 2446, 2500, 3125, 4892, 5000, 6115, 6250, 9784, 10000, 12230, 12500, 19568, 24460, 25000, 30575, 48920, 50000, 61150, 97840, 122300, 152875, 244600, 305750, 489200, 611500, 764375, 1223000, 1528750, 2446000, 3057500, 3821875, 6115000, 7643750, 12230000, 15287500, 30575000, 61150000]

約数ペア:

[(1, 61150000), (2, 30575000), (4, 15287500), (5, 12230000), (8, 7643750), (10, 6115000), (16, 3821875), (20, 3057500), (25, 2446000), (40, 1528750), (50, 1223000), (80, 764375), (100, 611500), (125, 489200), (200, 305750), (250, 244600), (400, 152875), (500, 122300), (625, 97840), (1000, 61150), (1223, 50000), (1250, 48920), (2000, 30575), (2446, 25000), (2500, 24460), (3125, 19568), (4892, 12500), (5000, 12230), (6115, 10000), (6250, 9784)]