51780250

素因数分解:

$2^1\times 5^3\times {\mathrm{207121}}^1$

素因数の和:207138

約数の個数: 16

約数和(自身を含む): 96933096

約数和(自身を除く): 45152846

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 207121, 414242, 1035605, 2071210, 5178025, 10356050, 25890125, 51780250]

約数ペア:

[(1, 51780250), (2, 25890125), (5, 10356050), (10, 5178025), (25, 2071210), (50, 1035605), (125, 414242), (250, 207121)]