30972800

素因数分解:

$2^7\times 5^2\times {\mathrm{9679}}^1$

素因数の和:9703

約数の個数: 48

約数和(自身を含む): 76520400

約数和(自身を除く): 45547600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 9679, 19358, 38716, 48395, 77432, 96790, 154864, 193580, 241975, 309728, 387160, 483950, 619456, 774320, 967900, 1238912, 1548640, 1935800, 3097280, 3871600, 6194560, 7743200, 15486400, 30972800]

約数ペア:

[(1, 30972800), (2, 15486400), (4, 7743200), (5, 6194560), (8, 3871600), (10, 3097280), (16, 1935800), (20, 1548640), (25, 1238912), (32, 967900), (40, 774320), (50, 619456), (64, 483950), (80, 387160), (100, 309728), (128, 241975), (160, 193580), (200, 154864), (320, 96790), (400, 77432), (640, 48395), (800, 38716), (1600, 19358), (3200, 9679)]