102656800

素因数分解:

$2^5\times 5^2\times {\mathrm{128321}}^1$

素因数の和:128341

約数の個数: 36

約数和(自身を含む): 250612866

約数和(自身を除く): 147956066

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 128321, 256642, 513284, 641605, 1026568, 1283210, 2053136, 2566420, 3208025, 4106272, 5132840, 6416050, 10265680, 12832100, 20531360, 25664200, 51328400, 102656800]

約数ペア:

[(1, 102656800), (2, 51328400), (4, 25664200), (5, 20531360), (8, 12832100), (10, 10265680), (16, 6416050), (20, 5132840), (25, 4106272), (32, 3208025), (40, 2566420), (50, 2053136), (80, 1283210), (100, 1026568), (160, 641605), (200, 513284), (400, 256642), (800, 128321)]