87493904

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{421}}^1$

素因数の和:879

約数の個数: 40

約数和(自身を含む): 175822080

約数和(自身を除く): 88328176

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 419, 421, 496, 838, 842, 1676, 1684, 3352, 3368, 6704, 6736, 12989, 13051, 25978, 26102, 51956, 52204, 103912, 104408, 176399, 207824, 208816, 352798, 705596, 1411192, 2822384, 5468369, 10936738, 21873476, 43746952, 87493904]

約数ペア:

[(1, 87493904), (2, 43746952), (4, 21873476), (8, 10936738), (16, 5468369), (31, 2822384), (62, 1411192), (124, 705596), (248, 352798), (419, 208816), (421, 207824), (496, 176399), (838, 104408), (842, 103912), (1676, 52204), (1684, 51956), (3352, 26102), (3368, 25978), (6704, 13051), (6736, 12989)]