49062500

素因数分解:

$2^2\times 5^7\times {\mathrm{157}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 108007536

約数和(自身を除く): 58945036

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 157, 250, 314, 500, 625, 628, 785, 1250, 1570, 2500, 3125, 3140, 3925, 6250, 7850, 12500, 15625, 15700, 19625, 31250, 39250, 62500, 78125, 78500, 98125, 156250, 196250, 312500, 392500, 490625, 981250, 1962500, 2453125, 4906250, 9812500, 12265625, 24531250, 49062500]

約数ペア:

[(1, 49062500), (2, 24531250), (4, 12265625), (5, 9812500), (10, 4906250), (20, 2453125), (25, 1962500), (50, 981250), (100, 490625), (125, 392500), (157, 312500), (250, 196250), (314, 156250), (500, 98125), (625, 78500), (628, 78125), (785, 62500), (1250, 39250), (1570, 31250), (2500, 19625), (3125, 15700), (3140, 15625), (3925, 12500), (6250, 7850)]