28790656

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 61799760

約数和(自身を除く): 33009104

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 101, 128, 131, 136, 202, 262, 272, 404, 524, 544, 808, 1048, 1088, 1616, 1717, 2096, 2176, 2227, 3232, 3434, 4192, 4454, 6464, 6868, 8384, 8908, 12928, 13231, 13736, 16768, 17816, 26462, 27472, 35632, 52924, 54944, 71264, 105848, 109888, 142528, 211696, 219776, 224927, 285056, 423392, 449854, 846784, 899708, 1693568, 1799416, 3598832, 7197664, 14395328, 28790656]

約数ペア:

[(1, 28790656), (2, 14395328), (4, 7197664), (8, 3598832), (16, 1799416), (17, 1693568), (32, 899708), (34, 846784), (64, 449854), (68, 423392), (101, 285056), (128, 224927), (131, 219776), (136, 211696), (202, 142528), (262, 109888), (272, 105848), (404, 71264), (524, 54944), (544, 52924), (808, 35632), (1048, 27472), (1088, 26462), (1616, 17816), (1717, 16768), (2096, 13736), (2176, 13231), (2227, 12928), (3232, 8908), (3434, 8384), (4192, 6868), (4454, 6464)]