87296800

素因数分解:

$2^5\times 5^2\times {\mathrm{109121}}^1$

素因数の和:109141

約数の個数: 36

約数和(自身を含む): 213115266

約数和(自身を除く): 125818466

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 109121, 218242, 436484, 545605, 872968, 1091210, 1745936, 2182420, 2728025, 3491872, 4364840, 5456050, 8729680, 10912100, 17459360, 21824200, 43648400, 87296800]

約数ペア:

[(1, 87296800), (2, 43648400), (4, 21824200), (5, 17459360), (8, 10912100), (10, 8729680), (16, 5456050), (20, 4364840), (25, 3491872), (32, 2728025), (40, 2182420), (50, 1745936), (80, 1091210), (100, 872968), (160, 545605), (200, 436484), (400, 218242), (800, 109121)]