87747760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{463}}^1$

素因数の和:602

約数の個数: 80

約数和(自身を含む): 215414784

約数和(自身を除く): 127667024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 103, 115, 184, 206, 230, 368, 412, 460, 463, 515, 824, 920, 926, 1030, 1648, 1840, 1852, 2060, 2315, 2369, 3704, 4120, 4630, 4738, 7408, 8240, 9260, 9476, 10649, 11845, 18520, 18952, 21298, 23690, 37040, 37904, 42596, 47380, 47689, 53245, 85192, 94760, 95378, 106490, 170384, 189520, 190756, 212980, 238445, 381512, 425960, 476890, 763024, 851920, 953780, 1096847, 1907560, 2193694, 3815120, 4387388, 5484235, 8774776, 10968470, 17549552, 21936940, 43873880, 87747760]

約数ペア:

[(1, 87747760), (2, 43873880), (4, 21936940), (5, 17549552), (8, 10968470), (10, 8774776), (16, 5484235), (20, 4387388), (23, 3815120), (40, 2193694), (46, 1907560), (80, 1096847), (92, 953780), (103, 851920), (115, 763024), (184, 476890), (206, 425960), (230, 381512), (368, 238445), (412, 212980), (460, 190756), (463, 189520), (515, 170384), (824, 106490), (920, 95378), (926, 94760), (1030, 85192), (1648, 53245), (1840, 47689), (1852, 47380), (2060, 42596), (2315, 37904), (2369, 37040), (3704, 23690), (4120, 21298), (4630, 18952), (4738, 18520), (7408, 11845), (8240, 10649), (9260, 9476)]