25123700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1889}}^1$

素因数の和:1929

約数の個数: 72

約数和(自身を含む): 65620800

約数和(自身を除く): 40497100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1889, 1900, 2660, 3325, 3778, 6650, 7556, 9445, 13223, 13300, 18890, 26446, 35891, 37780, 47225, 52892, 66115, 71782, 94450, 132230, 143564, 179455, 188900, 251237, 264460, 330575, 358910, 502474, 661150, 717820, 897275, 1004948, 1256185, 1322300, 1794550, 2512370, 3589100, 5024740, 6280925, 12561850, 25123700]

約数ペア:

[(1, 25123700), (2, 12561850), (4, 6280925), (5, 5024740), (7, 3589100), (10, 2512370), (14, 1794550), (19, 1322300), (20, 1256185), (25, 1004948), (28, 897275), (35, 717820), (38, 661150), (50, 502474), (70, 358910), (76, 330575), (95, 264460), (100, 251237), (133, 188900), (140, 179455), (175, 143564), (190, 132230), (266, 94450), (350, 71782), (380, 66115), (475, 52892), (532, 47225), (665, 37780), (700, 35891), (950, 26446), (1330, 18890), (1889, 13300), (1900, 13223), (2660, 9445), (3325, 7556), (3778, 6650)]