104520400

素因数分解:

$2^4\times 5^2\times {\mathrm{261301}}^1$

素因数の和:261319

約数の個数: 30

約数和(自身を含む): 251111222

約数和(自身を除く): 146590822

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 261301, 522602, 1045204, 1306505, 2090408, 2613010, 4180816, 5226020, 6532525, 10452040, 13065050, 20904080, 26130100, 52260200, 104520400]

約数ペア:

[(1, 104520400), (2, 52260200), (4, 26130100), (5, 20904080), (8, 13065050), (10, 10452040), (16, 6532525), (20, 5226020), (25, 4180816), (40, 2613010), (50, 2090408), (80, 1306505), (100, 1045204), (200, 522602), (400, 261301)]