1013862400

素因数分解:

$2^{12}\times 5^2\times {\mathrm{9901}}^1$

素因数の和:9935

約数の個数: 78

約数和(自身を含む): 2514325742

約数和(自身を除く): 1500463342

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, 4096, 5120, 6400, 9901, 10240, 12800, 19802, 20480, 25600, 39604, 49505, 51200, 79208, 99010, 102400, 158416, 198020, 247525, 316832, 396040, 495050, 633664, 792080, 990100, 1267328, 1584160, 1980200, 2534656, 3168320, 3960400, 5069312, 6336640, 7920800, 10138624, 12673280, 15841600, 20277248, 25346560, 31683200, 40554496, 50693120, 63366400, 101386240, 126732800, 202772480, 253465600, 506931200, 1013862400]

約数ペア:

[(1, 1013862400), (2, 506931200), (4, 253465600), (5, 202772480), (8, 126732800), (10, 101386240), (16, 63366400), (20, 50693120), (25, 40554496), (32, 31683200), (40, 25346560), (50, 20277248), (64, 15841600), (80, 12673280), (100, 10138624), (128, 7920800), (160, 6336640), (200, 5069312), (256, 3960400), (320, 3168320), (400, 2534656), (512, 1980200), (640, 1584160), (800, 1267328), (1024, 990100), (1280, 792080), (1600, 633664), (2048, 495050), (2560, 396040), (3200, 316832), (4096, 247525), (5120, 198020), (6400, 158416), (9901, 102400), (10240, 99010), (12800, 79208), (19802, 51200), (20480, 49505), (25600, 39604)]