315859232

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20521}}^1$

素因数の和:20581

約数の個数: 48

約数和(自身を含む): 687815352

約数和(自身を除く): 371956120

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 74, 104, 148, 208, 296, 416, 481, 592, 962, 1184, 1924, 3848, 7696, 15392, 20521, 41042, 82084, 164168, 266773, 328336, 533546, 656672, 759277, 1067092, 1518554, 2134184, 3037108, 4268368, 6074216, 8536736, 9870601, 12148432, 19741202, 24296864, 39482404, 78964808, 157929616, 315859232]

約数ペア:

[(1, 315859232), (2, 157929616), (4, 78964808), (8, 39482404), (13, 24296864), (16, 19741202), (26, 12148432), (32, 9870601), (37, 8536736), (52, 6074216), (74, 4268368), (104, 3037108), (148, 2134184), (208, 1518554), (296, 1067092), (416, 759277), (481, 656672), (592, 533546), (962, 328336), (1184, 266773), (1924, 164168), (3848, 82084), (7696, 41042), (15392, 20521)]