100278820

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{26251}}^1$

素因数の和:26451

約数の個数: 24

約数和(自身を含む): 211696128

約数和(自身を除く): 111417308

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 26251, 52502, 105004, 131255, 262510, 525020, 5013941, 10027882, 20055764, 25069705, 50139410, 100278820]

約数ペア:

[(1, 100278820), (2, 50139410), (4, 25069705), (5, 20055764), (10, 10027882), (20, 5013941), (191, 525020), (382, 262510), (764, 131255), (955, 105004), (1910, 52502), (3820, 26251)]