21435938560

素因数分解:

$2^8\times 5^1\times {\mathrm{83}}^1\times {\mathrm{201769}}^1$

素因数の和:201873

約数の個数: 72

約数和(自身を含む): 51964652880

約数和(自身を除く): 30528714320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 256, 320, 332, 415, 640, 664, 830, 1280, 1328, 1660, 2656, 3320, 5312, 6640, 10624, 13280, 21248, 26560, 53120, 106240, 201769, 403538, 807076, 1008845, 1614152, 2017690, 3228304, 4035380, 6456608, 8070760, 12913216, 16141520, 16746827, 25826432, 32283040, 33493654, 51652864, 64566080, 66987308, 83734135, 129132160, 133974616, 167468270, 258264320, 267949232, 334936540, 535898464, 669873080, 1071796928, 1339746160, 2143593856, 2679492320, 4287187712, 5358984640, 10717969280, 21435938560]

約数ペア:

[(1, 21435938560), (2, 10717969280), (4, 5358984640), (5, 4287187712), (8, 2679492320), (10, 2143593856), (16, 1339746160), (20, 1071796928), (32, 669873080), (40, 535898464), (64, 334936540), (80, 267949232), (83, 258264320), (128, 167468270), (160, 133974616), (166, 129132160), (256, 83734135), (320, 66987308), (332, 64566080), (415, 51652864), (640, 33493654), (664, 32283040), (830, 25826432), (1280, 16746827), (1328, 16141520), (1660, 12913216), (2656, 8070760), (3320, 6456608), (5312, 4035380), (6640, 3228304), (10624, 2017690), (13280, 1614152), (21248, 1008845), (26560, 807076), (53120, 403538), (106240, 201769)]