53381120

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 138279960

約数和(自身を除く): 84898840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 401, 416, 512, 520, 640, 802, 832, 1024, 1040, 1280, 1604, 1664, 2005, 2048, 2080, 2560, 3208, 3328, 4010, 4160, 5120, 5213, 6416, 6656, 8020, 8320, 10240, 10426, 12832, 13312, 16040, 16640, 20852, 25664, 26065, 26624, 32080, 33280, 41704, 51328, 52130, 64160, 66560, 83408, 102656, 104260, 128320, 133120, 166816, 205312, 208520, 256640, 333632, 410624, 417040, 513280, 667264, 821248, 834080, 1026560, 1334528, 1668160, 2053120, 2669056, 3336320, 4106240, 5338112, 6672640, 10676224, 13345280, 26690560, 53381120]

約数ペア:

[(1, 53381120), (2, 26690560), (4, 13345280), (5, 10676224), (8, 6672640), (10, 5338112), (13, 4106240), (16, 3336320), (20, 2669056), (26, 2053120), (32, 1668160), (40, 1334528), (52, 1026560), (64, 834080), (65, 821248), (80, 667264), (104, 513280), (128, 417040), (130, 410624), (160, 333632), (208, 256640), (256, 208520), (260, 205312), (320, 166816), (401, 133120), (416, 128320), (512, 104260), (520, 102656), (640, 83408), (802, 66560), (832, 64160), (1024, 52130), (1040, 51328), (1280, 41704), (1604, 33280), (1664, 32080), (2005, 26624), (2048, 26065), (2080, 25664), (2560, 20852), (3208, 16640), (3328, 16040), (4010, 13312), (4160, 12832), (5120, 10426), (5213, 10240), (6416, 8320), (6656, 8020)]