204851200

素因数分解:

$2^{11}\times 5^2\times {\mathrm{4001}}^1$

素因数の和:4033

約数の個数: 72

約数和(自身を含む): 508033890

約数和(自身を除く): 303182690

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, 1024, 1280, 1600, 2048, 2560, 3200, 4001, 5120, 6400, 8002, 10240, 12800, 16004, 20005, 25600, 32008, 40010, 51200, 64016, 80020, 100025, 128032, 160040, 200050, 256064, 320080, 400100, 512128, 640160, 800200, 1024256, 1280320, 1600400, 2048512, 2560640, 3200800, 4097024, 5121280, 6401600, 8194048, 10242560, 12803200, 20485120, 25606400, 40970240, 51212800, 102425600, 204851200]

約数ペア:

[(1, 204851200), (2, 102425600), (4, 51212800), (5, 40970240), (8, 25606400), (10, 20485120), (16, 12803200), (20, 10242560), (25, 8194048), (32, 6401600), (40, 5121280), (50, 4097024), (64, 3200800), (80, 2560640), (100, 2048512), (128, 1600400), (160, 1280320), (200, 1024256), (256, 800200), (320, 640160), (400, 512128), (512, 400100), (640, 320080), (800, 256064), (1024, 200050), (1280, 160040), (1600, 128032), (2048, 100025), (2560, 80020), (3200, 64016), (4001, 51200), (5120, 40010), (6400, 32008), (8002, 25600), (10240, 20005), (12800, 16004)]