28129408000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{219761}}^1$

素因数の和:219796

約数の個数: 88

約数和(自身を含む): 70177038984

約数和(自身を除く): 42047630984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 512, 640, 800, 1000, 1024, 1280, 1600, 2000, 2560, 3200, 4000, 5120, 6400, 8000, 12800, 16000, 25600, 32000, 64000, 128000, 219761, 439522, 879044, 1098805, 1758088, 2197610, 3516176, 4395220, 5494025, 7032352, 8790440, 10988050, 14064704, 17580880, 21976100, 27470125, 28129408, 35161760, 43952200, 54940250, 56258816, 70323520, 87904400, 109880500, 112517632, 140647040, 175808800, 219761000, 225035264, 281294080, 351617600, 439522000, 562588160, 703235200, 879044000, 1125176320, 1406470400, 1758088000, 2812940800, 3516176000, 5625881600, 7032352000, 14064704000, 28129408000]

約数ペア:

[(1, 28129408000), (2, 14064704000), (4, 7032352000), (5, 5625881600), (8, 3516176000), (10, 2812940800), (16, 1758088000), (20, 1406470400), (25, 1125176320), (32, 879044000), (40, 703235200), (50, 562588160), (64, 439522000), (80, 351617600), (100, 281294080), (125, 225035264), (128, 219761000), (160, 175808800), (200, 140647040), (250, 112517632), (256, 109880500), (320, 87904400), (400, 70323520), (500, 56258816), (512, 54940250), (640, 43952200), (800, 35161760), (1000, 28129408), (1024, 27470125), (1280, 21976100), (1600, 17580880), (2000, 14064704), (2560, 10988050), (3200, 8790440), (4000, 7032352), (5120, 5494025), (6400, 4395220), (8000, 3516176), (12800, 2197610), (16000, 1758088), (25600, 1098805), (32000, 879044), (64000, 439522), (128000, 219761)]