31645952

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 70137816

約数和(自身を除く): 38491864

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 208, 256, 257, 296, 416, 481, 514, 592, 832, 962, 1028, 1184, 1664, 1924, 2056, 2368, 3328, 3341, 3848, 4112, 4736, 6682, 7696, 8224, 9472, 9509, 13364, 15392, 16448, 19018, 26728, 30784, 32896, 38036, 53456, 61568, 65792, 76072, 106912, 123136, 123617, 152144, 213824, 247234, 304288, 427648, 494468, 608576, 855296, 988936, 1217152, 1977872, 2434304, 3955744, 7911488, 15822976, 31645952]

約数ペア:

[(1, 31645952), (2, 15822976), (4, 7911488), (8, 3955744), (13, 2434304), (16, 1977872), (26, 1217152), (32, 988936), (37, 855296), (52, 608576), (64, 494468), (74, 427648), (104, 304288), (128, 247234), (148, 213824), (208, 152144), (256, 123617), (257, 123136), (296, 106912), (416, 76072), (481, 65792), (514, 61568), (592, 53456), (832, 38036), (962, 32896), (1028, 30784), (1184, 26728), (1664, 19018), (1924, 16448), (2056, 15392), (2368, 13364), (3328, 9509), (3341, 9472), (3848, 8224), (4112, 7696), (4736, 6682)]