138713600

素因数分解:

$2^9\times 5^2\times {\mathrm{10837}}^1$

素因数の和:10865

約数の個数: 60

約数和(自身を含む): 343705494

約数和(自身を除く): 204991894

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 6400, 10837, 12800, 21674, 43348, 54185, 86696, 108370, 173392, 216740, 270925, 346784, 433480, 541850, 693568, 866960, 1083700, 1387136, 1733920, 2167400, 2774272, 3467840, 4334800, 5548544, 6935680, 8669600, 13871360, 17339200, 27742720, 34678400, 69356800, 138713600]

約数ペア:

[(1, 138713600), (2, 69356800), (4, 34678400), (5, 27742720), (8, 17339200), (10, 13871360), (16, 8669600), (20, 6935680), (25, 5548544), (32, 4334800), (40, 3467840), (50, 2774272), (64, 2167400), (80, 1733920), (100, 1387136), (128, 1083700), (160, 866960), (200, 693568), (256, 541850), (320, 433480), (400, 346784), (512, 270925), (640, 216740), (800, 173392), (1280, 108370), (1600, 86696), (2560, 54185), (3200, 43348), (6400, 21674), (10837, 12800)]